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> <h2 class="vector-pinnable-header-label">目录</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">移至侧栏</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">隐藏</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">序言</div> </a> </li> <li id="toc-Usage" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Usage"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Usage</span> </div> </a> <ul id="toc-Usage-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Counting_from_the_end" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Counting_from_the_end"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Counting from the end</span> </div> </a> <ul id="toc-Counting_from_the_end-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Instead_if_substring_length,_use_index_for_last_character" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Instead_if_substring_length,_use_index_for_last_character"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Instead if substring length, use index for last character</span> </div> </a> <ul id="toc-Instead_if_substring_length,_use_index_for_last_character-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Spaces_are_kept" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Spaces_are_kept"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Spaces are kept</span> </div> </a> <ul id="toc-Spaces_are_kept-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Error_messages" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Error_messages"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Error messages</span> </div> </a> <button aria-controls="toc-Error_messages-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>开关Error messages子章节</span> </button> <ul id="toc-Error_messages-sublist" class="vector-toc-list"> <li id="toc-Error_category" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Error_category"> <div class="vector-toc-text"> <span class="vector-toc-numb">5.1</span> <span>Error category</span> </div> </a> <ul id="toc-Error_category-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-See_also" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#See_also"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>See also</span> </div> </a> <ul id="toc-See_also-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="目录" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="开关目录" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">开关目录</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-namespace">Template</span><span class="mw-page-title-separator">:</span><span class="mw-page-title-main">Str mid</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="前往另一种语言写成的文章。48种语言可用" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-48" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">48种语言</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-af mw-list-item"><a href="https://af.wikipedia.org/wiki/Sjabloon:Str_mid" title="Sjabloon:Str mid – 南非荷兰语" lang="af" hreflang="af" data-title="Sjabloon:Str mid" data-language-autonym="Afrikaans" data-language-local-name="南非荷兰语" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%82%D8%A7%D9%84%D8%A8:Str_mid" title="قالب:Str mid – 阿拉伯语" lang="ar" hreflang="ar" data-title="قالب:Str mid" data-language-autonym="العربية" data-language-local-name="阿拉伯语" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/Plant%C3%ADa:Str_mid" title="Plantía:Str mid – 阿斯图里亚斯语" lang="ast" hreflang="ast" data-title="Plantía:Str mid" data-language-autonym="Asturianu" data-language-local-name="阿斯图里亚斯语" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-bh mw-list-item"><a href="https://bh.wikipedia.org/wiki/%E0%A4%9F%E0%A5%87%E0%A4%AE%E0%A5%8D%E0%A4%AA%E0%A4%B2%E0%A5%87%E0%A4%9F:Str_mid" title="टेम्पलेट:Str mid – Bhojpuri" lang="bh" hreflang="bh" data-title="टेम्पलेट:Str mid" data-language-autonym="भोजपुरी" data-language-local-name="Bhojpuri" class="interlanguage-link-target"><span>भोजपुरी</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%9F%E0%A7%87%E0%A6%AE%E0%A6%AA%E0%A7%8D%E0%A6%B2%E0%A7%87%E0%A6%9F:Str_mid" title="টেমপ্লেট:Str mid – 孟加拉语" lang="bn" hreflang="bn" data-title="টেমপ্লেট:Str mid" data-language-autonym="বাংলা" data-language-local-name="孟加拉语" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/%C5%A0ablon:Str_mid" title="Šablon:Str mid – 波斯尼亚语" lang="bs" hreflang="bs" data-title="Šablon:Str mid" data-language-autonym="Bosanski" data-language-local-name="波斯尼亚语" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Plantilla:Str_mid" title="Plantilla:Str mid – 加泰罗尼亚语" lang="ca" hreflang="ca" data-title="Plantilla:Str mid" data-language-autonym="Català" data-language-local-name="加泰罗尼亚语" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-ce mw-list-item"><a href="https://ce.wikipedia.org/wiki/%D0%9A%D0%B5%D0%BF:Str_mid" title="Кеп:Str mid – 车臣语" lang="ce" hreflang="ce" data-title="Кеп:Str mid" data-language-autonym="Нохчийн" data-language-local-name="车臣语" class="interlanguage-link-target"><span>Нохчийн</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Skabelon:Str_mid" title="Skabelon:Str mid – 丹麦语" lang="da" hreflang="da" data-title="Skabelon:Str mid" data-language-autonym="Dansk" data-language-local-name="丹麦语" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Plantilla:Str_mid" title="Plantilla:Str mid – 西班牙语" lang="es" hreflang="es" data-title="Plantilla:Str mid" data-language-autonym="Español" data-language-local-name="西班牙语" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Txantiloi:Str_mid" title="Txantiloi:Str mid – 巴斯克语" lang="eu" hreflang="eu" data-title="Txantiloi:Str mid" data-language-autonym="Euskara" data-language-local-name="巴斯克语" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%A7%D9%84%DA%AF%D9%88:Str_mid" title="الگو:Str mid – 波斯语" lang="fa" hreflang="fa" data-title="الگو:Str mid" data-language-autonym="فارسی" data-language-local-name="波斯语" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Malline:Str_mid" title="Malline:Str mid – 芬兰语" lang="fi" hreflang="fi" data-title="Malline:Str mid" data-language-autonym="Suomi" data-language-local-name="芬兰语" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-fo mw-list-item"><a href="https://fo.wikipedia.org/wiki/Fyrimynd:Str_mid" title="Fyrimynd:Str mid – 法罗语" lang="fo" hreflang="fo" data-title="Fyrimynd:Str mid" data-language-autonym="Føroyskt" data-language-local-name="法罗语" class="interlanguage-link-target"><span>Føroyskt</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/Teimpl%C3%A9ad:Str_mid" title="Teimpléad:Str mid – 爱尔兰语" lang="ga" hreflang="ga" data-title="Teimpléad:Str mid" data-language-autonym="Gaeilge" data-language-local-name="爱尔兰语" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gu mw-list-item"><a href="https://gu.wikipedia.org/wiki/%E0%AA%A2%E0%AA%BE%E0%AA%82%E0%AA%9A%E0%AB%8B:Str_mid" title="ઢાંચો:Str mid – 古吉拉特语" lang="gu" hreflang="gu" data-title="ઢાંચો:Str mid" data-language-autonym="ગુજરાતી" data-language-local-name="古吉拉特语" class="interlanguage-link-target"><span>ગુજરાતી</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%AA%D7%91%D7%A0%D7%99%D7%AA:Str_mid" title="תבנית:Str mid – 希伯来语" lang="he" hreflang="he" data-title="תבנית:Str mid" data-language-autonym="עברית" data-language-local-name="希伯来语" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D4%BF%D5%A1%D5%B2%D5%A1%D5%BA%D5%A1%D6%80:Str_mid" title="Կաղապար:Str mid – 亚美尼亚语" lang="hy" hreflang="hy" data-title="Կաղապար:Str mid" data-language-autonym="Հայերեն" data-language-local-name="亚美尼亚语" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Templat:Str_mid" title="Templat:Str mid – 印度尼西亚语" lang="id" hreflang="id" data-title="Templat:Str mid" data-language-autonym="Bahasa Indonesia" data-language-local-name="印度尼西亚语" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-ilo mw-list-item"><a href="https://ilo.wikipedia.org/wiki/Plantilia:Str_mid" title="Plantilia:Str mid – 伊洛卡诺语" lang="ilo" hreflang="ilo" data-title="Plantilia:Str mid" data-language-autonym="Ilokano" data-language-local-name="伊洛卡诺语" class="interlanguage-link-target"><span>Ilokano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/Template:Str_mid" title="Template:Str mid – 日语" lang="ja" hreflang="ja" data-title="Template:Str mid" data-language-autonym="日本語" data-language-local-name="日语" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%ED%8B%80:Str_mid" title="틀:Str mid – 韩语" lang="ko" hreflang="ko" data-title="틀:Str mid" data-language-autonym="한국어" data-language-local-name="韩语" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-ku mw-list-item"><a href="https://ku.wikipedia.org/wiki/%C5%9Eablon:Str_mid" title="Şablon:Str mid – 库尔德语" lang="ku" hreflang="ku" data-title="Şablon:Str mid" data-language-autonym="Kurdî" data-language-local-name="库尔德语" class="interlanguage-link-target"><span>Kurdî</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Veidne:Str_mid" title="Veidne:Str mid – 拉脱维亚语" lang="lv" hreflang="lv" data-title="Veidne:Str mid" data-language-autonym="Latviešu" data-language-local-name="拉脱维亚语" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-mdf mw-list-item"><a href="https://mdf.wikipedia.org/wiki/%D0%A8%D0%B0%D0%B1%D0%BB%D0%BE%D0%BD:Str_mid" title="Шаблон:Str mid – 莫克沙语" lang="mdf" hreflang="mdf" data-title="Шаблон:Str mid" data-language-autonym="Мокшень" data-language-local-name="莫克沙语" class="interlanguage-link-target"><span>Мокшень</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%9F%D1%80%D0%B5%D0%B4%D0%BB%D0%BE%D1%88%D0%BA%D0%B0:Str_mid" title="Предлошка:Str mid – 马其顿语" lang="mk" hreflang="mk" data-title="Предлошка:Str mid" data-language-autonym="Македонски" data-language-local-name="马其顿语" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%AB%E0%B4%B2%E0%B4%95%E0%B4%82:Str_mid" title="ഫലകം:Str mid – 马拉雅拉姆语" lang="ml" hreflang="ml" data-title="ഫലകം:Str mid" data-language-autonym="മലയാളം" data-language-local-name="马拉雅拉姆语" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Templat:Str_mid" title="Templat:Str mid – 马来语" lang="ms" hreflang="ms" data-title="Templat:Str mid" data-language-autonym="Bahasa Melayu" data-language-local-name="马来语" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-my mw-list-item"><a href="https://my.wikipedia.org/wiki/%E1%80%90%E1%80%99%E1%80%BA%E1%80%B8%E1%80%95%E1%80%9C%E1%80%AD%E1%80%90%E1%80%BA:Str_mid" title="တမ်းပလိတ်:Str mid – 缅甸语" lang="my" hreflang="my" data-title="တမ်းပလိတ်:Str mid" data-language-autonym="မြန်မာဘာသာ" data-language-local-name="缅甸语" class="interlanguage-link-target"><span>မြန်မာဘာသာ</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Mal:Str_mid" title="Mal:Str mid – 书面挪威语" lang="nb" hreflang="nb" data-title="Mal:Str mid" data-language-autonym="Norsk bokmål" data-language-local-name="书面挪威语" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-or mw-list-item"><a href="https://or.wikipedia.org/wiki/%E0%AC%9B%E0%AC%BE%E0%AC%9E%E0%AD%8D%E0%AC%9A:Str_mid" title="ଛାଞ୍ଚ:Str mid – 奥里亚语" lang="or" hreflang="or" data-title="ଛାଞ୍ଚ:Str mid" data-language-autonym="ଓଡ଼ିଆ" data-language-local-name="奥里亚语" class="interlanguage-link-target"><span>ଓଡ଼ିଆ</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Predefini%C3%A7%C3%A3o:Str_mid" title="Predefinição:Str mid – 葡萄牙语" lang="pt" hreflang="pt" data-title="Predefinição:Str mid" data-language-autonym="Português" data-language-local-name="葡萄牙语" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Format:Str_mid" title="Format:Str mid – 罗马尼亚语" lang="ro" hreflang="ro" data-title="Format:Str mid" data-language-autonym="Română" data-language-local-name="罗马尼亚语" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%A8%D0%B0%D0%B1%D0%BB%D0%BE%D0%BD:Str_mid" title="Шаблон:Str mid – 俄语" lang="ru" hreflang="ru" data-title="Шаблон:Str mid" data-language-autonym="Русский" data-language-local-name="俄语" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sco mw-list-item"><a href="https://sco.wikipedia.org/wiki/Template:Str_mid" title="Template:Str mid – 苏格兰语" lang="sco" hreflang="sco" data-title="Template:Str mid" data-language-autonym="Scots" data-language-local-name="苏格兰语" class="interlanguage-link-target"><span>Scots</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Template:Str_mid" title="Template:Str mid – Simple English" lang="en-simple" hreflang="en-simple" data-title="Template:Str mid" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Predloga:Str_mid" title="Predloga:Str mid – 斯洛文尼亚语" lang="sl" hreflang="sl" data-title="Predloga:Str mid" data-language-autonym="Slovenščina" data-language-local-name="斯洛文尼亚语" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-sq mw-list-item"><a href="https://sq.wikipedia.org/wiki/Stampa:Str_mid" title="Stampa:Str mid – 阿尔巴尼亚语" lang="sq" hreflang="sq" data-title="Stampa:Str mid" data-language-autonym="Shqip" data-language-local-name="阿尔巴尼亚语" class="interlanguage-link-target"><span>Shqip</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%A8%D0%B0%D0%B1%D0%BB%D0%BE%D0%BD:Str_mid" title="Шаблон:Str mid – 塞尔维亚语" lang="sr" hreflang="sr" data-title="Шаблон:Str mid" data-language-autonym="Српски / srpski" data-language-local-name="塞尔维亚语" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Mall:Str_mid" title="Mall:Str mid – 瑞典语" lang="sv" hreflang="sv" data-title="Mall:Str mid" data-language-autonym="Svenska" data-language-local-name="瑞典语" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-te mw-list-item"><a href="https://te.wikipedia.org/wiki/%E0%B0%AE%E0%B1%82%E0%B0%B8:Str_mid" title="మూస:Str mid – 泰卢固语" lang="te" hreflang="te" data-title="మూస:Str mid" data-language-autonym="తెలుగు" data-language-local-name="泰卢固语" class="interlanguage-link-target"><span>తెలుగు</span></a></li><li class="interlanguage-link interwiki-tg mw-list-item"><a href="https://tg.wikipedia.org/wiki/%D0%A8%D0%B0%D0%B1%D0%BB%D0%BE%D0%BD:Str_mid" title="Шаблон:Str mid – 塔吉克语" lang="tg" hreflang="tg" data-title="Шаблон:Str mid" data-language-autonym="Тоҷикӣ" data-language-local-name="塔吉克语" class="interlanguage-link-target"><span>Тоҷикӣ</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B9%81%E0%B8%A1%E0%B9%88%E0%B9%81%E0%B8%9A%E0%B8%9A:Str_mid" title="แม่แบบ:Str mid – 泰语" lang="th" hreflang="th" data-title="แม่แบบ:Str mid" data-language-autonym="ไทย" data-language-local-name="泰语" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tl mw-list-item"><a href="https://tl.wikipedia.org/wiki/Padron:Str_mid" title="Padron:Str mid – 他加禄语" lang="tl" hreflang="tl" data-title="Padron:Str mid" data-language-autonym="Tagalog" data-language-local-name="他加禄语" class="interlanguage-link-target"><span>Tagalog</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/%C5%9Eablon:Dize_orta" title="Şablon:Dize orta – 土耳其语" lang="tr" hreflang="tr" data-title="Şablon:Dize orta" data-language-autonym="Türkçe" data-language-local-name="土耳其语" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Andoza:Str_mid" title="Andoza:Str mid – 乌兹别克语" lang="uz" hreflang="uz" data-title="Andoza:Str mid" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="乌兹别克语" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/Pang-b%C3%B4%CD%98:Str_mid" title="Pang-bô͘:Str mid – 闽南语" lang="nan" hreflang="nan" data-title="Pang-bô͘:Str mid" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="闽南语" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/Template:Str_mid" title="Template:Str mid – 粤语" lang="yue" hreflang="yue" data-title="Template:Str mid" data-language-autonym="粵語" data-language-local-name="粤语" class="interlanguage-link-target"><span>粵語</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q11546523#sitelinks-wikipedia" title="编辑跨语言链接" class="wbc-editpage">编辑链接</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="命名空间"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-template" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Template:Str_mid" title="查看模板[c]" accesskey="c"><span>模板</span></a></li><li id="ca-talk" class="new vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Template_talk:Str_mid&action=edit&redlink=1" rel="discussion" class="new" title="关于此页面的讨论（页面不存在）[t]" accesskey="t"><span>讨论</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown " > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="更改语言变体" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">不转换</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-varlang-0" class="selected ca-variants-zh mw-list-item"><a href="/zh/Template:Str_mid" lang="zh" hreflang="zh"><span>不转换</span></a></li><li id="ca-varlang-1" class="ca-variants-zh-Hans mw-list-item"><a href="/zh-hans/Template:Str_mid" lang="zh-Hans" hreflang="zh-Hans"><span>简体</span></a></li><li id="ca-varlang-2" class="ca-variants-zh-Hant mw-list-item"><a href="/zh-hant/Template:Str_mid" lang="zh-Hant" hreflang="zh-Hant"><span>繁體</span></a></li><li id="ca-varlang-3" class="ca-variants-zh-Hans-CN mw-list-item"><a href="/zh-cn/Template:Str_mid" lang="zh-Hans-CN" hreflang="zh-Hans-CN"><span>大陆简体</span></a></li><li id="ca-varlang-4" class="ca-variants-zh-Hant-HK mw-list-item"><a href="/zh-hk/Template:Str_mid" lang="zh-Hant-HK" hreflang="zh-Hant-HK"><span>香港繁體</span></a></li><li id="ca-varlang-5" class="ca-variants-zh-Hant-MO mw-list-item"><a href="/zh-mo/Template:Str_mid" lang="zh-Hant-MO" hreflang="zh-Hant-MO"><span>澳門繁體</span></a></li><li id="ca-varlang-6" class="ca-variants-zh-Hans-MY mw-list-item"><a href="/zh-my/Template:Str_mid" lang="zh-Hans-MY" hreflang="zh-Hans-MY"><span>大马简体</span></a></li><li id="ca-varlang-7" class="ca-variants-zh-Hans-SG mw-list-item"><a href="/zh-sg/Template:Str_mid" lang="zh-Hans-SG" hreflang="zh-Hans-SG"><span>新加坡简体</span></a></li><li id="ca-varlang-8" class="ca-variants-zh-Hant-TW mw-list-item"><a href="/zh-tw/Template:Str_mid" lang="zh-Hant-TW" hreflang="zh-Hant-TW"><span>臺灣正體</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="查看"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Template:Str_mid"><span>阅读</span></a></li><li id="ca-viewsource" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Template:Str_mid&action=edit" title="该页面已被保护。你可以查看该页源码。[e]" accesskey="e"><span>查看源代码</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Template:Str_mid&action=history" title="本页面的早前版本。[h]" accesskey="h"><span>查看历史</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="页面工具"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="工具" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">工具</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">工具</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">移至侧栏</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">隐藏</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="更多选项" > <div class="vector-menu-heading"> 操作 </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/Template:Str_mid"><span>阅读</span></a></li><li id="ca-more-viewsource" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Template:Str_mid&action=edit"><span>查看源代码</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Template:Str_mid&action=history"><span>查看历史</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> 常规 </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Special:%E9%93%BE%E5%85%A5%E9%A1%B5%E9%9D%A2/Template:Str_mid" title="列出所有与本页相链的页面[j]" accesskey="j"><span>链入页面</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Special:%E9%93%BE%E5%87%BA%E6%9B%B4%E6%94%B9/Template:Str_mid" rel="nofollow" title="页面链出所有页面的更改[k]" accesskey="k"><span>相关更改</span></a></li><li id="t-upload" class="mw-list-item"><a href="/wiki/Project:%E4%B8%8A%E4%BC%A0" title="上传图像或多媒体文件[u]" accesskey="u"><span>上传文件</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Special:%E7%89%B9%E6%AE%8A%E9%A1%B5%E9%9D%A2" title="全部特殊页面的列表[q]" accesskey="q"><span>特殊页面</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Template:Str_mid&oldid=64666306" title="此页面该修订版本的固定链接"><span>固定链接</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Template:Str_mid&action=info" title="关于此页面的更多信息"><span>页面信息</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Special:URL%E7%BC%A9%E7%9F%AD%E7%A8%8B%E5%BA%8F&url=https%3A%2F%2Fzh.wikipedia.org%2Fwiki%2FTemplate%3AStr_mid"><span>获取短链接</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Special:QrCode&url=https%3A%2F%2Fzh.wikipedia.org%2Fwiki%2FTemplate%3AStr_mid"><span>下载二维码</span></a></li> </ul> </div> </div> <div id="p-electronpdfservice-sidebar-portlet-heading" class="vector-menu mw-portlet mw-portlet-electronpdfservice-sidebar-portlet-heading" > <div class="vector-menu-heading"> 打印/导出 </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="electron-print_pdf" class="mw-list-item"><a href="/w/index.php?title=Special:DownloadAsPdf&page=Template%3AStr_mid&action=show-download-screen"><span>下载为PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="javascript:print();" rel="alternate" title="本页面的可打印版本[p]" accesskey="p"><span>打印页面</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> 在其他项目中 </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-wikinews mw-list-item"><a href="https://zh.wikinews.org/wiki/Template:Str_mid" hreflang="zh"><span>维基新闻</span></a></li><li class="wb-otherproject-link wb-otherproject-wikiquote mw-list-item"><a href="https://zh.wikiquote.org/wiki/Template:Str_mid" hreflang="zh"><span>维基语录</span></a></li><li class="wb-otherproject-link wb-otherproject-wikiversity mw-list-item"><a href="https://zh.wikiversity.org/wiki/Template:Str_mid" hreflang="zh"><span>维基学院</span></a></li><li class="wb-otherproject-link wb-otherproject-wikivoyage mw-list-item"><a href="https://zh.wikivoyage.org/wiki/Template:Str_mid" hreflang="zh"><span>维基导游</span></a></li><li class="wb-otherproject-link wb-otherproject-wiktionary mw-list-item"><a href="https://zh.wiktionary.org/wiki/Template:Str_mid" hreflang="zh"><span>维基词典</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q11546523" title="链接到连接的数据仓库项目[g]" accesskey="g"><span>维基数据项目</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="页面工具"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="外观"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">外观</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">移至侧栏</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">隐藏</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> <div id="mw-indicator-pp-default" class="mw-indicator"><div class="mw-parser-output"><span typeof="mw:File"><a href="/wiki/Wikipedia:%E4%BF%9D%E8%AD%B7%E6%96%B9%E9%87%9D#全保护" title="此高风险模板已被永久全保护，以避免破坏"><img alt="被永久保护的模板" src="//upload.wikimedia.org/wikipedia/commons/thumb/1/12/Full-protection-shackle-block.svg/20px-Full-protection-shackle-block.svg.png" decoding="async" width="20" height="20" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/1/12/Full-protection-shackle-block.svg/30px-Full-protection-shackle-block.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/1/12/Full-protection-shackle-block.svg/40px-Full-protection-shackle-block.svg.png 2x" data-file-width="512" data-file-height="512" /></a></span></div></div> </div> <div id="siteSub" class="noprint">维基百科，自由的百科全书</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="zh" dir="ltr"><ul><li>{{<a class="mw-selflink selflink">Str mid</a>}}</li> <li>{{<a href="/wiki/Template:Str_mid/core" title="Template:Str mid/core">Str mid/core</a>}}</li> <li>{{<a href="/w/index.php?title=Template:Str_mid/testcases&action=edit&redlink=1" class="new" title="Template:Str mid/testcases（页面不存在）">Str mid/testcases</a>}}</li></ul> <style data-mw-deduplicate="TemplateStyles:r84589015">.mw-parser-output .documentation,.mw-parser-output .documentation-metadata{border:1px solid #a2a9b1;background-color:#ecfcf4;clear:both}.mw-parser-output .documentation{margin:1em 0 0 0;padding:1em}.mw-parser-output .documentation-metadata{margin:0.2em 0;font-size:small;padding:0.4em 1em}.mw-parser-output .documentation-startbox{padding-bottom:3px;border-bottom:1px solid #aaa;margin-bottom:1ex}.mw-parser-output .documentation-heading{font-weight:bold;font-size:125%}.mw-parser-output .documentation-clear{clear:both}.mw-parser-output .documentation-toolbar{font-style:normal;font-size:85%}@media screen{html.skin-theme-clientpref-night .mw-parser-output .documentation,html.skin-theme-clientpref-night .mw-parser-output .documentation-metadata{background-color:#0b1e1c}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .documentation,html.skin-theme-clientpref-os .mw-parser-output .documentation-metadata{background-color:#0b1e1c}}</style><div class="documentation-container" role="complementary" aria-labelledby="documentation-heading"> <div class="documentation"> <div class="documentation-startbox"> <span class="documentation-heading" id="documentation-heading"><span typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/43/Test_Template_Info-Icon_-_Version_%282%29.svg/50px-Test_Template_Info-Icon_-_Version_%282%29.svg.png" decoding="async" width="50" height="22" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/43/Test_Template_Info-Icon_-_Version_%282%29.svg/75px-Test_Template_Info-Icon_-_Version_%282%29.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/43/Test_Template_Info-Icon_-_Version_%282%29.svg/100px-Test_Template_Info-Icon_-_Version_%282%29.svg.png 2x" data-file-width="1792" data-file-height="800" /></span></span> 模板文档</span><span class="mw-editsection-like plainlinks">[<a href="/wiki/Template:Str_mid/doc" title="Template:Str mid/doc">查看</a>] [<a href="/wiki/Special:%E7%BC%96%E8%BE%91%E9%A1%B5%E9%9D%A2/Template:Str_mid/doc" title="Special:编辑页面/Template:Str mid/doc">编辑</a>] [<a href="/wiki/Special:%E9%A1%B5%E9%9D%A2%E5%8E%86%E5%8F%B2/Template:Str_mid/doc" title="Special:页面历史/Template:Str mid/doc">历史</a>] [<a href="/wiki/Special:%E5%88%B7%E6%96%B0/Template:Str_mid" title="Special:刷新/Template:Str mid">清除缓存</a>]</span></div> <table class="plainlinks ombox mbox-small ombox-notice" role="presentation"><tbody><tr><td class="mbox-image"><span typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/c/cf/Lua-Logo.svg/30px-Lua-Logo.svg.png" decoding="async" width="30" height="30" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/cf/Lua-Logo.svg/45px-Lua-Logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/cf/Lua-Logo.svg/60px-Lua-Logo.svg.png 2x" data-file-width="947" data-file-height="947" /></span></span></td><td class="mbox-text">此模板使用<a href="/wiki/Wikipedia:Lua" title="Wikipedia:Lua">Lua语言</a>： <div><ul><li><a href="/wiki/Module:String" title="Module:String">Module:String</a>（<a href="/wiki/Module:String/sandbox" title="Module:String/sandbox">沙盒</a>）</li></ul></div></td></tr></tbody></table> <table class="plainlinks ombox ombox-content" role="presentation"><tbody><tr><td class="mbox-image"><span typeof="mw:File"><span><img alt="警告" src="//upload.wikimedia.org/wikipedia/commons/thumb/5/5f/Ambox_warning_orange.svg/40px-Ambox_warning_orange.svg.png" decoding="async" width="40" height="34" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/5f/Ambox_warning_orange.svg/60px-Ambox_warning_orange.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/5f/Ambox_warning_orange.svg/80px-Ambox_warning_orange.svg.png 2x" data-file-width="378" data-file-height="326" /></span></span></td><td class="mbox-text"><b>此Template被引用於<a class="external text" href="https://templatecount.toolforge.org/index.php?lang=zh&namespace=10&name=Str+mid">約1,110,000個頁面，佔全部頁面的14%</a></b>。<br /><small>為了避免造成大規模的影響，所有對此Template的編輯應先於<a href="/w/index.php?title=Template:Str_mid/sandbox&action=edit&redlink=1" class="new" title="Template:Str mid/sandbox（页面不存在）"><b>沙盒</b></a>、<a href="/w/index.php?title=Template:Str_mid/testcases&action=edit&redlink=1" class="new" title="Template:Str mid/testcases（页面不存在）"><b>測試樣例</b></a>或<a href="/wiki/Special:%E6%88%91%E7%9A%84%E7%94%A8%E6%88%B7%E9%A1%B5/%E6%B2%99%E7%9B%92" title="Special:我的用户页/沙盒"><b>您的沙盒</b></a>上測試。</small><br /><small>測試後無誤的版本可以一次性地加入此Template中，但是修改前請務必於<a href="/w/index.php?title=Template_talk:Str_mid&action=edit&redlink=1" class="new" title="Template talk:Str mid（页面不存在）"><b>討論頁</b></a>發起討論。</small> <hr /> <small>模板引用數量會自動更新。</small></td></tr></tbody></table> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading3"><h3 id="Usage">Usage</h3></div> <p>Characters in the source string are counted: the first is index <code class="mw-highlight mw-highlight-lang-text mw-content-ltr" dir="ltr">1</code>, the last one is index <code class="mw-highlight mw-highlight-lang-text mw-content-ltr" dir="ltr">length of string</code>. The substring requested can be defined by these two indexes. Also, the substring can be defined by one index, and the substring length. The options are: {{str mid|<string>|<index of first character>|<length of substring>|<index of last character>}} It returns a part of the <string>, starting with character on position <i>index</i>, length <sublength>, last character returned is end index. </p> <ul><li>{{str mid|Abcdefghijklmnopqrstuvwxyz|5|3}} → efg</li></ul> <p>If parameter 2 is omitted, start is from character 1: </p> <ul><li>{{str mid|Abcdefghijklmnopqrstuvwxyz||5}} → Abcde</li></ul> <p>If parameter 3 is omitted, the whole rest of the string is returned: </p> <ul><li>{{str mid|Abcdefghijklmnopqrstuvwxyz|15}} → opqrstuvwxyz</li></ul> <div class="mw-heading mw-heading3"><h3 id="Counting_from_the_end">Counting from the end</h3></div> <p>By entering a <i>negative value</i>, the index is counted <i>from the end</i>: </p> <ul><li>{{str mid|Abcdefghijklmnopqrstuvwxyz|-7|4}} → tuvw</li> <li>{{str mid|Abcdefghijklmnopqrstuvwxyz|-7}} → tuvwxyz</li></ul> <div class="mw-heading mw-heading3"><h3 id="Instead_if_substring_length,_use_index_for_last_character"><span id="Instead_if_substring_length.2C_use_index_for_last_character"></span>Instead if substring length, use index for last character</h3></div> <p>By using parameter <code lang="en" class="nowrap">|4=<i>n</i></code>, a number, you do not ask for substring length, but the last character (as counted from the start of the input string): </p> <ul><li>{{str mid|Abcdefghijklmnopqrstuvwxyz|5||7}} → efg</li></ul> <div class="mw-heading mw-heading3"><h3 id="Spaces_are_kept">Spaces are kept</h3></div> <p>In the returned substring, spaces are kept: </p> <ul><li>>{{str mid|I like this.|2|6}}< → >like<</li></ul> <p>But the input string is trimmed: </p> <ul><li>>{{str mid| I like this. |2|6}}< → >like<</li></ul> <div class="mw-heading mw-heading3"><h3 id="Error_messages">Error messages</h3></div> <p>When the ranges (either param2 or the substring length) is out impossible in the string, an error is returned: </p> <ul><li>{{str mid|Abcdefghijklmnopqrstuvwxyz|30}} → <strong class="error">字符串模块出错：截取字符串索引脱离区间</strong></li> <li>{{str mid|Abcdefghijklmnopqrstuvwxyz|0|45}} → efghijklmnopqrstuvwxyz</li></ul> <p>The error can be suppressed by using <code lang="en" class="nowrap">|ignore errors=true</code>. A blank (empty string) will be returned: </p> <ul><li>{{str mid|Abcdefghijklmnopqrstuvwxyz|0|45|ignore errors=true}} → efghijklmnopqrstuvwxyz</li></ul> <div class="mw-heading mw-heading4"><h4 id="Error_category">Error category</h4></div> <ul><li><code lang="en" class="nowrap">|no category=true</code> switches off category adding.</li> <li><code lang="en" class="nowrap">|error category=[[Category:Your category name]]</code> sets the category to be added when in case of an error.<br /></li></ul> <dl><dd><dl><dd>Default is <a href="/w/index.php?title=Category:Errors_reported_by_Module_String&action=edit&redlink=1" class="new" title="Category:Errors reported by Module String（页面不存在）">Category:Errors reported by Module String</a>.</dd></dl></dd></dl> <div class="mw-heading mw-heading3"><h3 id="See_also">See also</h3></div> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r84265675">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist dl ol,.mw-parser-output .hlist dl ul,.mw-parser-output .hlist ol dl,.mw-parser-output .hlist ol ol,.mw-parser-output .hlist ol ul,.mw-parser-output .hlist ul dl,.mw-parser-output .hlist ul ol,.mw-parser-output .hlist ul ul{display:inline}.mw-parser-output .hlist .mw-empty-li{display:none}.mw-parser-output .hlist dt::after{content:" :"}.mw-parser-output .hlist dd::after,.mw-parser-output .hlist li::after{content:" · ";font-weight:bold}.mw-parser-output .hlist-pipe dd::after,.mw-parser-output .hlist-pipe li::after{content:" | ";font-weight:normal}.mw-parser-output .hlist-hyphen dd::after,.mw-parser-output .hlist-hyphen li::after{content:" - ";font-weight:normal}.mw-parser-output .hlist-comma dd::after,.mw-parser-output .hlist-comma li::after{content:"、";font-weight:normal}.mw-parser-output .hlist dd:last-child::after,.mw-parser-output .hlist dt:last-child::after,.mw-parser-output .hlist li:last-child::after{content:none}.mw-parser-output .hlist ol{counter-reset:listitem}.mw-parser-output .hlist ol>li{counter-increment:listitem}.mw-parser-output .hlist ol>li::before{content:" "counter(listitem)"\a0 "}.mw-parser-output .hlist dd ol>li:first-child::before,.mw-parser-output .hlist dt ol>li:first-child::before,.mw-parser-output .hlist li ol>li:first-child::before{content:"（"counter(listitem)"\a0 "}.mw-parser-output ul.cslist,.mw-parser-output ul.sslist{margin:0;padding:0;display:inline-block;list-style:none}.mw-parser-output .cslist li,.mw-parser-output .sslist li{margin:0;display:inline-block}.mw-parser-output .cslist li::after{content:"，"}.mw-parser-output .sslist li::after{content:"；"}.mw-parser-output .cslist li:last-child::after,.mw-parser-output .sslist li:last-child::after{content:none}</style><style data-mw-deduplicate="TemplateStyles:r82655520">.mw-parser-output .plainlist ol,.mw-parser-output .plainlist ul{line-height:inherit;list-style:none;margin:0;padding:0}.mw-parser-output .plainlist ol li,.mw-parser-output .plainlist ul li{margin-bottom:0}</style><style data-mw-deduplicate="TemplateStyles:r84261037">.mw-parser-output .navbox{box-sizing:border-box;border:1px solid #a2a9b1;width:100%;clear:both;font-size:88%;text-align:center;padding:1px;margin:1em auto 0}.mw-parser-output .navbox .navbox{margin-top:0}.mw-parser-output .navbox+.navbox,.mw-parser-output .navbox+.navbox-styles+.navbox{margin-top:-1px}.mw-parser-output .navbox-inner,.mw-parser-output .navbox-subgroup{width:100%}.mw-parser-output .navbox-group,.mw-parser-output .navbox-title,.mw-parser-output .navbox-abovebelow{text-align:center;padding-left:1em;padding-right:1em}.mw-parser-output .navbox-group{white-space:nowrap;text-align:right}.mw-parser-output .navbox,.mw-parser-output .navbox-subgroup{background-color:#fdfdfd}.mw-parser-output .navbox-list{border-color:#fdfdfd}.mw-parser-output .navbox-list-with-group{text-align:left;border-left-width:2px;border-left-style:solid}.mw-parser-output tr+tr>.navbox-abovebelow,.mw-parser-output tr+tr>.navbox-group,.mw-parser-output tr+tr>.navbox-image,.mw-parser-output tr+tr>.navbox-list{border-top:2px solid #fdfdfd}.mw-parser-output .navbox-title{background-color:#ccf;position:relative}.mw-parser-output .navbox-abovebelow,.mw-parser-output .navbox-group,.mw-parser-output .navbox-subgroup .navbox-title{background-color:#ddf}.mw-parser-output .navbox-subgroup .navbox-group,.mw-parser-output .navbox-subgroup .navbox-abovebelow{background-color:#e6e6ff}.mw-parser-output .navbox-even{background-color:#f7f7f7}.mw-parser-output .navbox-odd{background-color:transparent}.mw-parser-output .navbox .hlist td dl,.mw-parser-output .navbox .hlist td ol,.mw-parser-output .navbox .hlist td ul,.mw-parser-output .navbox td.hlist dl,.mw-parser-output .navbox td.hlist ol,.mw-parser-output .navbox td.hlist ul{padding:0.125em 0}.mw-parser-output .navbox .navbar{display:block;font-size:100%}.mw-parser-output .navbox-title .navbar{float:left;text-align:left;margin-right:0.5em;width:auto;padding-left:0.2em;position:absolute;left:1em}.mw-parser-output .navbox .mw-collapsible-toggle{margin-left:0.5em;position:absolute;right:1em}body.skin--responsive .mw-parser-output .navbox-image img{max-width:none!important}@media print{body.ns-0 .mw-parser-output .navbox{display:none!important}}</style></div><div role="navigation" class="navbox" aria-labelledby="字符串處理模板" style="padding:3px"><table class="nowraplinks plainlist mw-collapsible expanded navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="collapsible-title navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r84265675"><style data-mw-deduplicate="TemplateStyles:r84244141">.mw-parser-output .navbar{display:inline;font-weight:normal}.mw-parser-output .navbar-collapse{float:left;text-align:left}.mw-parser-output .navbar-boxtext{word-spacing:0}.mw-parser-output .navbar ul{display:inline-block;white-space:nowrap;line-height:inherit}.mw-parser-output .navbar-brackets::before{margin-right:-0.125em;content:"[ "}.mw-parser-output .navbar-brackets::after{margin-left:-0.125em;content:" ]"}.mw-parser-output .navbar li{word-spacing:-0.125em}.mw-parser-output .navbar a>span,.mw-parser-output .navbar a>abbr{text-decoration:inherit}.mw-parser-output .navbar-mini abbr{font-variant:small-caps;border-bottom:none;text-decoration:none;cursor:inherit}.mw-parser-output .navbar-ct-full{font-size:110%;margin:0 8em}.mw-parser-output .navbar-ct-mini{font-size:110%;margin:0 5em}html.skin-theme-clientpref-night .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}@media(prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}}@media print{.mw-parser-output .navbar{display:none!important}}</style><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:%E5%AD%97%E4%B8%B2%E6%A8%A1%E6%9D%BF%E4%B8%80%E8%A6%BD" title="Template:字串模板一覽"><abbr title="查看该模板">查</abbr></a></li><li class="nv-talk"><a href="/w/index.php?title=Template_talk:%E5%AD%97%E4%B8%B2%E6%A8%A1%E6%9D%BF%E4%B8%80%E8%A6%BD&action=edit&redlink=1" class="new" title="Template talk:字串模板一覽（页面不存在）"><abbr title="讨论该模板">论</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:%E7%BC%96%E8%BE%91%E9%A1%B5%E9%9D%A2/Template:%E5%AD%97%E4%B8%B2%E6%A8%A1%E6%9D%BF%E4%B8%80%E8%A6%BD" title="Special:编辑页面/Template:字串模板一覽"><abbr title="编辑该模板">编</abbr></a></li></ul></div><div id="字符串處理模板" style="font-size:110%;margin:0 5em">字符串處理模板</div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0px"><div style="padding:0em 0.25em"></div><table class="nowraplinks mw-collapsible mw-collapsed navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="col" class="collapsible-title navbox-title" colspan="2" style=";"><div id="切短（英语：-&#123;Trimming_(computer_programming)&#125;-）" style="font-size:110%;margin:0 5em"><span class="ilh-all" data-orig-title="Trim (編程)" data-lang-code="en" data-lang-name="英语" data-foreign-title="Trimming (computer programming)"><span class="ilh-page"><a href="/w/index.php?title=Trim_(%E7%B7%A8%E7%A8%8B)&action=edit&redlink=1" class="new" title="Trim (編程)（页面不存在）">切短</a></span><span class="noprint ilh-comment">（<span class="ilh-lang">英语</span><span class="ilh-colon">：</span><span class="ilh-link"><a href="https://en.wikipedia.org/wiki/Trimming_(computer_programming)" class="extiw" title="en:Trimming (computer programming)"><span lang="en" dir="auto">Trimming (computer programming)</span></a></span>）</span></span></div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0px"><div style="padding:0em 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%">根据数量处理</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0px"><div style="padding:0em 0.25em"><table style="width:100%;border-collapse:collapse;border-spacing:0px 0px;border:none;text-align:left;"><tbody><tr style="vertical-align:top"><td style="width:50%;;"> <table style="padding-right:2.5em;"><tbody><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a class="mw-selflink selflink">str mid</a>}}</td><td> 按位置及長度選取子串。</td></tr><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Trunc" title="Template:Trunc">trunc</a>}}</td><td> 切短到规定的字数。</td></tr><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Str_left" title="Template:Str left">str left</a>}}</td><td> 切短或重复填充到规定的字数。</td></tr><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Str_crop" title="Template:Str crop">str crop</a>}}</td><td> 從末尾切短特定數量的字元。</td></tr><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/w/index.php?title=Template:Chop_head_and_tail&action=edit&redlink=1" class="new" title="Template:Chop head and tail（页面不存在）">chop head and tail</a>}}</td><td> To crop a specified number of characters off the beginning and end.</td></tr></tbody></table></td><td> <table><tbody><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;      "> {{<a href="/wiki/Template:Str_right" title="Template:Str right">str right</a>}}</td><td> 返回从左向右移除若干个字符后的字符串</td></tr><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;      "> {{<a href="/wiki/Template:Str_rightc" title="Template:Str rightc">str rightc</a>}}</td><td> 返回从后向前指定数量的字符串，如果字符串为空则返回一个参数</td></tr><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;      "> {{<a href="/wiki/Template:Str_sub_old" title="Template:Str sub old">str sub old</a>}}</td><td> To trim down to a specified number, starting at a given number from the left.</td></tr><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;      "> {{<a href="/wiki/Template:Str_sub_new" title="Template:Str sub new">str sub new</a>}}</td><td> Select a substr based on starting and ending index.</td></tr><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;      "> {{<a href="/wiki/Template:Str_index" title="Template:Str index">str index</a>}}</td><td> 返回字符串的第×个字符</td></tr></tbody></table></td></tr></tbody></table></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">根据条件处理</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0px"><div style="padding:0em 0.25em"><table style="width:100%;border-collapse:collapse;border-spacing:0px 0px;border:none;text-align:left;"><tbody><tr style="vertical-align:top"><td style="width:50%;;"> <table style="padding-right:2.5em;"><tbody><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Trim" title="Template:Trim">trim</a>}}</td><td> 移除首尾空格。</td></tr><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Str_letter/trim" title="Template:Str letter/trim">str letter/trim</a>}}</td><td> To trim down to the beginning letters.</td></tr><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Str_number/trim" title="Template:Str number/trim">str number/trim</a>}}</td><td> To trim down to the beginning numbers.</td></tr><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Trim_brackets" title="Template:Trim brackets">trim brackets</a>}}</td><td> To trim any leading or trailing square brackets.</td></tr><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Trim_quotes" title="Template:Trim quotes">trim quotes</a>}}</td><td> To trim leading or trailing matches quotes.</td></tr></tbody></table></td><td> <table><tbody><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:String_split" title="Template:String split">String split</a>}}</td><td> 從長字符串中抽取短字符串。</td></tr><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:First_word" title="Template:First word">first word</a>}}</td><td> 切短至首個空格前。</td></tr><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Remove_first_word" title="Template:Remove first word">remove first word</a>}}</td><td> 移除首個空格前的內容。</td></tr><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Last_word" title="Template:Last word">last word</a>}}</td><td> 切短至最後一個空格前。</td></tr><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Remove_last_word" title="Template:Remove last word">remove last word</a>}}</td><td> 移除最後一個空格前的內容。</td></tr></tbody></table></td></tr></tbody></table></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">专用于Wiki语法</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0px"><div style="padding:0em 0.25em"><table style="width:100%;border-collapse:collapse;border-spacing:0px 0px;border:none;text-align:left;"><tbody><tr style="vertical-align:top"><td style="width:50%;;"> <table style="padding-right:2.5em;"><tbody><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:%E9%99%A4%E9%8F%88" title="Template:除鏈">除鏈</a>}}</td><td> 去除Wiki連結的括號（Wiki代碼）。</td></tr><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Remove_file_prefix" title="Template:Remove file prefix">remove file prefix</a>}}</td><td> 從檔案名中去除「File:」（或「Image:」）。</td></tr><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:PAGENAMEBASE" title="Template:PAGENAMEBASE">PAGENAMEBASE</a>}}</td><td> 去除字串末尾的括號文本（消歧義）。</td></tr><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/w/index.php?title=Template:Title_disambig_text&action=edit&redlink=1" class="new" title="Template:Title disambig text（页面不存在）">title disambig text</a>}}</td><td> 返回字串末尾的括號文本（消歧義）。</td></tr></tbody></table></td><td> <table><tbody><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:WikiProjectbasename" title="Template:WikiProjectbasename">WikiProjectbasename</a>}}</td><td> Removes "WikiProject" from a pagename.</td></tr><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Remove_unranked" title="Template:Remove unranked">remove unranked</a>}}</td><td> Removes the string "unranked_" from the left of a string (taxonomy).</td></tr><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Ship_prefix" title="Template:Ship prefix">ship prefix</a>}}</td><td> Returns the length of a ship's name prefix, if listed (ship names).</td></tr><tr style="vertical-align:top"><td style="width:12.5em;text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Title_year" title="Template:Title year">title year</a>}}</td><td> Returns the 4-digit year from a pagename, if any.</td></tr></tbody></table></td></tr></tbody></table></div></td></tr></tbody></table><div></div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0px"><div style="padding:0em 0.25em"></div><table class="nowraplinks mw-collapsible mw-collapsed navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="col" class="collapsible-title navbox-title" colspan="2" style=";"><div id="插入、替換、長度" style="font-size:110%;margin:0 5em">插入、替換、長度</div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0px"><div style="padding:0em 0.25em"><table style="margin:0 auto 0;text-align:left;"><tbody><tr style="vertical-align:top"><td> <table style="padding-right:2.5em;"><tbody><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/w/index.php?title=Template:Strloc_insert&action=edit&redlink=1" class="new" title="Template:Strloc insert（页面不存在）">strloc insert</a>}}</td><td> Inserts a string at character location strloc, or appends if strloc<=0.</td></tr><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Loop" title="Template:Loop">loop</a>}}</td><td> 特定次數重複字串。</td></tr><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Replace" title="Template:Replace">replace</a>}}</td><td> 在字串中查找並全部替換某字串後返回。</td></tr><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Str_rep" title="Template:Str rep">str rep</a>}}</td><td> 在字串中查找並替換首次出現的某字串後返回。</td></tr><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Digits" title="Template:Digits">digits</a>}}</td><td> 移除字串中不是數字（0～9）的字元。</td></tr></tbody></table></td><td> <table><tbody><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Str_len" title="Template:Str len">str len</a>}}</td><td> 返回字串長度。</td></tr><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Str_%E2%89%A5_len" title="Template:Str ≥ len">str ≥ len</a>}}</td><td> 檢查一個字串和某一給定長度相比是「更長或等長」還是「更短」。</td></tr><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Str_%E2%89%A4_len" title="Template:Str ≤ len">str ≤ len</a>}}</td><td> 檢查一個字串和某一給定長度相比是「更短或等長」還是「更長」。</td></tr><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Str_%E2%89%A0_len" title="Template:Str ≠ len">str ≠ len</a>}}</td><td> 檢查一個字串和某一給定長度相比是「不等長」還是「等長」。</td></tr><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/w/index.php?title=Template:Str_%E2%89%A4_%E2%89%A5_len&action=edit&redlink=1" class="new" title="Template:Str ≤ ≥ len（页面不存在）">str ≤ ≥ len</a>}}</td><td> 檢查一個字串和某一給定長度相比是「更短」、「等長」還是「更長」。</td></tr></tbody></table></td></tr></tbody></table></div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0px"><div style="padding:0em 0.25em"></div><table class="nowraplinks mw-collapsible mw-collapsed navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="col" class="collapsible-title navbox-title" colspan="2" style=";"><div id="分析、技術" style="font-size:110%;margin:0 5em">分析、技術</div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0px"><div style="padding:0em 0.25em"><table style="margin:0 auto 0;text-align:left;"><tbody><tr style="vertical-align:top"><td> <table style="padding-right:2.5em;"><tbody><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Str_endswith" title="Template:Str endswith">str endswith</a>}}</td><td> 检查是否以给定的字符串结尾。</td></tr><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Str_find" title="Template:Str find">str find</a>}}<br />{{<a href="/wiki/Template:Strfind_short" title="Template:Strfind short">strfind short</a>}}</td><td style="vertical-align:middle;"><i>在一個字串中搜尋並返回特定字串的位置。</i></td></tr><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Str_find0" title="Template:Str find0">str find0</a>}}</td><td> Zero-based substring search.</td></tr><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Str_sub_find" title="Template:Str sub find">str sub find</a>}}</td><td> 从指定的偏移量开始搜索一个子字符串。</td></tr><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Str_letter" title="Template:Str letter">str letter</a>}}</td><td> 返回一个字符串开头的所有字符。</td></tr><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Str_number" title="Template:Str number">str number</a>}}</td><td> 返回一个字符串开头的所有数字。</td></tr><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/w/index.php?title=Template:Str_gtr_str&action=edit&redlink=1" class="new" title="Template:Str gtr str（页面不存在）">str gtr str</a>}}</td><td> 判断两个字符串是否相等，然后根据返回相应的值。</td></tr><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;"> {{<a href="/wiki/Template:Str_match" title="Template:Str match">str match</a>}}</td><td> 在一個字串中对正则表达式的查询结果进行分捕获组的输出。</td></tr></tbody></table></td><td> <table><tbody><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;    "> {{<a href="/wiki/Template:ASCII_code" title="Template:ASCII code">ASCII code</a>}}</td><td> 返回单个字符的ASCII码值</td></tr><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;    "> {{<a href="/w/index.php?title=Template:A_or_an&action=edit&redlink=1" class="new" title="Template:A or an（页面不存在）">a or an</a>}}</td><td> Takes a noun and produces the appropriate indefinite article, based on whether the first letter is a vowel.</td></tr><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;    ">  </td><td>  </td></tr><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;    "> <a href="/wiki/Module:String" title="Module:String">Module:String</a></td><td></td></tr><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;    "> <a href="https://www.mediawiki.org/wiki/Help:Magic_words" class="extiw" title="mw:Help:Magic words">...Magic words</a></td><td> <span style="font-style:normal;">About <code>{{padleft:|}}</code>.</span></td></tr><tr style="vertical-align:top"><td style="text-align:right;white-space:nowrap;padding-right:0.75em;    "> <a href="https://www.mediawiki.org/wiki/Help:Extension:ParserFunctions" class="extiw" title="mw:Help:Extension:ParserFunctions">...ParserFunctions</a></td><td> <span style="font-style:normal;">About <code>{{#titleparts:|}}, {{#expr:|}}, {{#ifeq:|}}, </code> etc.</span></td></tr></tbody></table></td></tr></tbody></table></div></td></tr></tbody></table><div></div></td></tr><tr><td class="navbox-abovebelow hlist" colspan="2"><div> <ul><li><a href="/wiki/Category:%E5%AD%97%E7%AC%A6%E4%B8%B2%E8%99%95%E7%90%86%E6%A8%A1%E6%9D%BF" title="Category:字符串處理模板">Category:字符串處理模板</a></li> <li><a href="https://meta.wikimedia.org/wiki/Category:String_templates" class="extiw" title="m:Category:String templates">m:Category:String templates</a></li> <li><a href="https://commons.wikimedia.org/wiki/Category:%E5%AD%97%E7%AC%A6%E4%B8%B2%E8%99%95%E7%90%86%E6%A8%A1%E6%9D%BF" class="extiw" title="commons:Category:字符串處理模板">commons:Category:字符串處理模板</a></li></ul> </div></td></tr></tbody></table></div> <div class="documentation-clear"></div> </div> <div role="note" class="documentation-metadata plainlinks">上述<a href="/wiki/Wikipedia:%E6%A8%A1%E6%9D%BF%E6%96%87%E6%AA%94%E9%A0%81%E6%A8%A1%E5%BC%8F" class="mw-redirect" title="Wikipedia:模板文檔頁模式">文档</a><a href="/wiki/Wikipedia:%E5%B5%8C%E5%85%A5%E5%8C%85%E5%90%AB" title="Wikipedia:嵌入包含">嵌入</a>自<a href="/wiki/Template:Str_mid/doc" title="Template:Str mid/doc">Template:Str mid/doc</a>。 <span class="documentation-toolbar">(<a href="/wiki/Special:%E7%BC%96%E8%BE%91%E9%A1%B5%E9%9D%A2/Template:Str_mid/doc" title="Special:编辑页面/Template:Str mid/doc">编辑</a> | <a href="/wiki/Special:%E9%A1%B5%E9%9D%A2%E5%8E%86%E5%8F%B2/Template:Str_mid/doc" title="Special:页面历史/Template:Str mid/doc">历史</a>)</span><br />编者可以在本模板的沙盒 <span class="documentation-toolbar">(<a class="external text" href="https://zh.wikipedia.org/w/index.php?title=Template:Str_mid/sandbox&action=edit&preload=Template%3ADocumentation%2Fpreload-sandbox">创建</a> | <a class="external text" href="https://zh.wikipedia.org/w/index.php?title=Template:Str_mid/sandbox&preload=Template%3ADocumentation%2Fmirror&action=edit&summary=%E5%BB%BA%E7%AB%8B%5B%5BTemplate%3AStr+mid%5D%5D%E7%9A%84%E6%B2%99%E7%9B%92%E7%89%88%E6%9C%AC">镜像</a>)</span>和测试样例 <span class="documentation-toolbar">(<a class="external text" href="https://zh.wikipedia.org/w/index.php?title=Template:Str_mid/testcases&action=edit&preload=Template%3ADocumentation%2Fpreload-testcases">创建</a>)</span>页面进行实验。<br />请在<a href="/wiki/Template:Str_mid/doc" title="Template:Str mid/doc">/doc</a>子页面中添加分类。 <a 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