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PHP: Wie man Konfigurationseinstellungen ändert - Manual
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menu item</dd> <dt>k</dt> <dd>Previous menu item</dd> <dt>g p</dt> <dd>Previous man page</dd> <dt>g n</dt> <dd>Next man page</dd> <dt>G</dt> <dd>Scroll to bottom</dd> <dt>g g</dt> <dd>Scroll to top</dd> <dt>g h</dt> <dd>Goto homepage</dd> <dt>g s</dt> <dd>Goto search<br>(current page)</dd> <dt>/</dt> <dd>Focus search box</dd> </dl></div></nav> <div id="goto"> <div class="search"> <div class="text"></div> <div class="results"><ul></ul></div> </div> </div> <div id="breadcrumbs" class="clearfix"> <div id="breadcrumbs-inner"> <div class="next"> <a href="langref.php"> Sprachreferenz » </a> </div> <div class="prev"> <a href="configuration.changes.modes.php"> « Wo Konfigurationseinstellungen gesetzt werden können </a> </div> <ul> <li><a href='index.php'>PHP-Handbuch</a></li> <li><a href='install.php'>Installation und Konfiguration</a></li> <li><a href='configuration.php'>Laufzeiteinstellungen</a></li> </ul> </div> </div> <div id="layout" class="clearfix"> <section id="layout-content"> <div class="page-tools"> <div class="change-language"> <form action="/manual/change.php" method="get" id="changelang" name="changelang"> <fieldset> <label for="changelang-langs">Change language:</label> <select onchange="document.changelang.submit()" name="page" id="changelang-langs"> <option value='en/configuration.changes.php'>English</option> <option value='de/configuration.changes.php' selected="selected">German</option> <option value='es/configuration.changes.php'>Spanish</option> <option value='fr/configuration.changes.php'>French</option> <option value='it/configuration.changes.php'>Italian</option> <option value='ja/configuration.changes.php'>Japanese</option> <option value='pt_BR/configuration.changes.php'>Brazilian Portuguese</option> <option value='ru/configuration.changes.php'>Russian</option> <option value='tr/configuration.changes.php'>Turkish</option> <option value='uk/configuration.changes.php'>Ukrainian</option> <option value='zh/configuration.changes.php'>Chinese (Simplified)</option> <option value='help-translate.php'>Other</option> </select> </fieldset> </form> </div> </div><div id="configuration.changes" class="sect1"> <h2 class="title">Wie man Konfigurationseinstellungen ändert</h2> <div class="sect2" id="configuration.changes.apache"> <h3 class="title">PHP läuft als Apachemodul</h3> <p class="simpara"> Wenn man PHP als Apachemodul verwendet, kann man die Konfigurationseinstellungen mittels Direktiven in den Apache-Konfigurationsdateien (z. B. <var class="filename">httpd.conf</var>) und <var class="filename">.htaccess</var>-Dateien ändern. Dafür benötigt man "AllowOverride Options"- oder "AllowOverride All"-Privilegien. </p> <p class="para"> Es gibt verschiedene Apachedirektiven, die es erlauben, die PHP-Konfiguration aus den Apache-Konfigurationsdateien heraus zu ändern. Für eine Liste von Direktiven, die als <strong><code><a href="info.constants.php#constant.ini-all">INI_ALL</a></code></strong>, <strong><code><a href="info.constants.php#constant.ini-perdir">INI_PERDIR</a></code></strong>, oder <strong><code><a href="info.constants.php#constant.ini-system">INI_SYSTEM</a></code></strong> definiert sind, werfen Sie einen Blick auf den Anhang <a href="ini.list.php" class="link">Liste von php.ini Einstellungen</a>. </p> <p class="para"> <dl> <dt> <code class="systemitem systemitem">php_value</code> <code class="parameter">Name</code> <code class="parameter">Wert</code> </dt> <dd> <p class="para"> Setzt den Wert der angegebenen Direktive. Kann nur für Direktiven mit den Typen <strong><code><a href="info.constants.php#constant.ini-all">INI_ALL</a></code></strong> und <strong><code><a href="info.constants.php#constant.ini-perdir">INI_PERDIR</a></code></strong> verwendet werden. Um einen vorher gesetzten Wert zu löschen, verwenden Sie <code class="literal">none</code> als Wert. </p> <blockquote class="note"><p><strong class="note">Hinweis</strong>: <span class="simpara"> Verwenden Sie <code class="systemitem systemitem">php_value</code> nicht, um boolesche Werte zu setzen. <code class="systemitem systemitem">php_flag</code> (siehe unten) sollte stattdessen verwendet werden. </span> </p></blockquote> </dd> <dt> <code class="systemitem systemitem">php_flag</code> <code class="parameter">Name</code> <code class="parameter">on|off</code> </dt> <dd> <p class="para"> Setzt eine boolesche Konfigurationsdirektive. Kann nur für Direktiven mit den Typen <strong><code><a href="info.constants.php#constant.ini-all">INI_ALL</a></code></strong> und <strong><code><a href="info.constants.php#constant.ini-perdir">INI_PERDIR</a></code></strong> verwendet werden. </p> </dd> <dt> <code class="systemitem systemitem">php_admin_value</code> <code class="parameter">Name</code> <code class="parameter">Wert</code> </dt> <dd> <p class="para"> Setzt den Wert der angegebenen Direktive. Dies kann <em>nicht</em> in <var class="filename">.htaccess</var>-Dateien verwendet werden. Jeder Direktiventyp, der mit <code class="systemitem systemitem"> php_admin_value</code> gesetzt wird, kann nicht durch <var class="filename">.htaccess</var>-Direktiven oder mit <span class="function"><a href="function.ini-set.php" class="function">ini_set()</a></span> überschrieben werden. Um einen vorher gesetzten Wert zu löschen, verwenden Sie <code class="literal">none</code> als Wert. </p> </dd> <dt> <code class="systemitem systemitem">php_admin_flag</code> <code class="parameter">Name</code> <code class="parameter">on|off</code> </dt> <dd> <p class="para"> Setzt eine boolesche Konfigurationsdirektive. Dies kann <em>nicht</em> in <var class="filename">.htaccess</var>-Dateien verwendet werden. Jeder Direktiventyp, der mit <code class="systemitem systemitem">php_admin_value</code> gesetzt wird, kann nicht durch <var class="filename">.htaccess</var>-Direktiven oder <span class="function"><a href="function.ini-set.php" class="function">ini_set()</a></span> überschrieben werden. </p> </dd> </dl> </p> <p class="para"> <div class="example" id="example-34"> <p><strong>Beispiel #1 Apache-Konfigurationsbeispiel</strong></p> <div class="example-contents"> <div class="inicode"><pre class="inicode"><IfModule mod_php5.c> php_value include_path ".:/usr/local/lib/php" php_admin_flag engine on </IfModule> <IfModule mod_php4.c> php_value include_path ".:/usr/local/lib/php" php_admin_flag engine on </IfModule></pre> </div> </div> </div> </p> <div class="caution"><strong class="caution">Achtung</strong> <p class="para"> PHP-Konstanten existieren nicht außerhalb von PHP. So kann man z. B. in der <var class="filename">httpd.conf</var> nicht PHP-Konstanten wie <strong><code><a href="errorfunc.constants.php#constant.e-all">E_ALL</a></code></strong> oder <strong><code><a href="errorfunc.constants.php#constant.e-notice">E_NOTICE</a></code></strong> verwenden, um den Wert der <a href="errorfunc.configuration.php#ini.error-reporting" class="link">error_reporting</a>-Direktive zu ändern, da diese keine Bedeutung haben und als <em>0</em> ausgewertet werden. Verwenden Sie stattdessen die zugehörigen Bitmasken-Werte direkt. Diese Konstanten können in der <var class="filename">php.ini</var> verwendet werden. </p> </div> </div> <div class="sect2" id="configuration.changes.windows"> <h3 class="title">Die PHP-Konfiguration mit der Windows Registry ändern</h3> <p class="simpara"> Wenn Sie PHP unter Windows einsetzen, können Sie die Konfigurationseinstellungen für jedes einzelne Verzeichnis mit der Windows-Registry anpassen. Die Werte der Konfiguration werden unterhalb des Registrierungsschlüssels <code class="literal">HKLM\SOFTWARE\PHP\Per Directory Values</code> in den zum Verzeichnisnamen passenden Unterschlüssel gespeichert.Zum Beispiel würden Werte für das Verzeichnis <code class="literal">c:\inetpub\wwwroot</code> im Registrierungsschlüssel <code class="literal">HKLM\SOFTWARE\PHP\Per Directory Values\c\inetpub\wwwroot</code> gespeichert werden. Die Einstellungen für dieses Verzeichnis wären für alle Skripte aktiv, die in diesem Verzeichnis oder einem seiner Unterverzeichnisse laufen. Die Werte in diesem Schlüssel sollten den Namen eine PHP- Konfigurationsdirektive und einen Zeichenkettenwert haben. Konstenten in den Werten werden nicht ausgewertet. Es können jedoch nur Werte, die in <strong><code><a href="info.constants.php#constant.ini-user">INI_USER</a></code></strong> änderbar sind, auf diese Weise gesetzt werden, nicht als <strong><code><a href="info.constants.php#constant.ini-perdir">INI_PERDIR</a></code></strong> deklarierte Werte, da diese Konfigurationswerte für jeden Request erneut gelesen werden. </p> </div> <div class="sect2" id="configuration.changes.other"> <h3 class="title">Andere Zugänge zu PHP</h3> <p class="para"> Egal wie Sie PHP betreiben, Sie können bestimmte Werte zur Laufzeit Ihrer Skripte mittels <span class="function"><a href="function.ini-set.php" class="function">ini_set()</a></span> setzen. Werfen Sie dazu einen Blick auf die Dokumentation von <span class="function"><a href="function.ini-set.php" class="function">ini_set()</a></span>. </p> <p class="para"> Wenn Sie an einer kompletten Liste von Konfigurationseinstellungen Ihres Systems inklusive deren aktuellen Werten interessiert sind, können Sie die Funktion <span class="function"><a href="function.phpinfo.php" class="function">phpinfo()</a></span> ausführen und die daraus resultierende Seite betrachten. Sie können auf die Werte einzelner Konfigurationsdirektiven zur Laufzeit mittels <span class="function"><a href="function.ini-get.php" class="function">ini_get()</a></span> oder <span class="function"><a href="function.get-cfg-var.php" class="function">get_cfg_var()</a></span> zugreifen. </p> </div> </div> <div class="contribute"> <h3 class="title">Found A Problem?</h3> <div> </div> <div class="edit-bug"> <a href="https://github.com/php/doc-base/blob/master/README.md" title="This will take you to our contribution guidelines on GitHub" target="_blank" rel="noopener noreferrer">Learn How To Improve This Page</a> • <a href="https://github.com/php/doc-de/blob/master/install/ini.xml">Submit a Pull Request</a> • <a href="https://github.com/php/doc-de/issues/new?body=From%20manual%20page:%20https:%2F%2Fphp.net%2Fconfiguration.changes%0A%0A---">Report a Bug</a> </div> </div><section id="usernotes"> <div class="head"> <span class="action"><a href="/manual/add-note.php?sect=configuration.changes&repo=de&redirect=https://www.php.net/manual/de/configuration.changes.php">＋<small>add a note</small></a></span> <h3 class="title">User Contributed Notes <span class="count">2 notes</span></h3> </div><div id="allnotes"> <div class="note" id="80831"> <div class="votes"> <div id="Vu80831"> <a href="/manual/vote-note.php?id=80831&page=configuration.changes&vote=up" title="Vote up!" class="usernotes-voteu">up</a> </div> <div id="Vd80831"> <a href="/manual/vote-note.php?id=80831&page=configuration.changes&vote=down" title="Vote down!" class="usernotes-voted">down</a> </div> <div class="tally" id="V80831" title="52% like this..."> 8 </div> </div> <a href="#80831" class="name"> <strong class="user"><em>contrees.du.reve at gmail dot com</em></strong></a><a class="genanchor" href="#80831"> ¶</a><div class="date" title="2008-02-02 05:25"><strong>16 years ago</strong></div> <div class="text" id="Hcom80831"> <div class="phpcode"><code><span class="html">Being able to put php directives in httpd.conf and have them work on a per-directory or per-vitual host basis is just great. Now there's another aspect which might be worth being aware of:<br /><br />A php.ini directive put into your apache conf file applies to php when it runs as an apache module (i.e. in a web page), but NOT when it runs as CLI (command-line interface).<br /><br />Such feature that might be unwanted by an unhappy few, but I guess most will find it useful. As far as I'm concerned, I'm really happy that I can use open_basedir in my httpd.conf file, and it restricts the access of web users and sub-admins of my domain, but it does NOT restrict my own command-line php scripts...</span></code></div> </div> </div> <div class="note" id="129875"> <div class="votes"> <div id="Vu129875"> <a href="/manual/vote-note.php?id=129875&page=configuration.changes&vote=up" title="Vote up!" class="usernotes-voteu">up</a> </div> <div id="Vd129875"> <a href="/manual/vote-note.php?id=129875&page=configuration.changes&vote=down" title="Vote down!" class="usernotes-voted">down</a> </div> <div class="tally" id="V129875" title="no votes..."> 0 </div> </div> <a href="#129875" class="name"> <strong class="user"><em>ohcc at 163 dot com</em></strong></a><a class="genanchor" href="#129875"> ¶</a><div class="date" title="2024-11-26 10:44"><strong>7 days ago</strong></div> <div class="text" id="Hcom129875"> <div class="phpcode"><code><span class="html">If a directive has beeen set many times in different places, the precedence is as follows in descending order<br />php-fpm php_*[foo] = bar<br />command line argument -d foo=bar<br />environment variable foo=bar and referenced as ${foo} in php.ini<br />php.ini foo=bar</span></code></div> </div> </div></div> <div class="foot"><a href="/manual/add-note.php?sect=configuration.changes&repo=de&redirect=https://www.php.net/manual/de/configuration.changes.php">＋<small>add a note</small></a></div> </section> </section><!-- layout-content --> <aside class='layout-menu'> <ul class='parent-menu-list'> <li> <a href="configuration.php">Laufzeiteinstellungen</a> <ul class='child-menu-list'> <li class=""> <a href="configuration.file.php" title="Die Konfigurationsdatei">Die Konfigurationsdatei</a> </li> <li class=""> <a href="configuration.file.per-user.php" title=".user.ini-​Dateien">.user.ini-​Dateien</a> </li> <li class=""> <a href="configuration.changes.modes.php" title="Wo Konfigurationseinstellungen gesetzt werden können">Wo Konfigurationseinstellungen gesetzt werden können</a> </li> <li class="current"> <a href="configuration.changes.php" title="Wie man Konfigurationseinstellungen ändert">Wie man Konfigurationseinstellungen ändert</a> </li> </ul> </li> </ul> </aside> </div><!-- layout --> <footer> <div class="container footer-content"> <div class="row-fluid"> <ul class="footmenu"> <li><a href="/manual/de/copyright.php">Copyright © 2001-2024 The PHP Documentation Group</a></li> <li><a href="/my.php">My PHP.net</a></li> <li><a href="/contact.php">Contact</a></li> <li><a href="/sites.php">Other PHP.net sites</a></li> <li><a href="/privacy.php">Privacy policy</a></li> </ul> </div> </div> </footer> <script src="/cached.php?t=1731172202&f=/js/ext/jquery-3.6.0.min.js"></script> <script src="/cached.php?t=1723177202&f=/js/ext/FuzzySearch.min.js"></script> <script src="/cached.php?t=1707321815&f=/js/ext/mousetrap.min.js"></script> <script src="/cached.php?t=1707321815&f=/js/ext/jquery.scrollTo.min.js"></script> <script src="/cached.php?t=1730558402&f=/js/search.js"></script> <script src="/cached.php?t=1732876201&f=/js/common.js"></script> <script type="module" src="/cached.php?t=1733276402&f=/js/interactive-examples.js"></script> <a id="toTop" href="javascript:;"><span id="toTopHover"></span><img width="40" height="40" alt="To Top" src="/images/to-top@2x.png"></a> <div id="search-modal__backdrop" class="search-modal__backdrop"> <div role="dialog" aria-label="Search modal" id="search-modal" class="search-modal" > <div class="search-modal__header"> <div class="search-modal__form"> <div class="search-modal__input-icon"> <!-- https://feathericons.com search --> <svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" width="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" > <circle cx="11" cy="11" r="8"></circle> <line x1="21" y1="21" x2="16.65" y2="16.65"></line> </svg> </div> <input type="search" id="search-modal__input" class="search-modal__input" placeholder="Search docs" aria-label="Search docs" /> </div> <button aria-label="Close" class="search-modal__close"> <!-- https://pictogrammers.com/library/mdi/icon/close/ --> <svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" width="24" viewBox="0 0 24 24" > <path d="M19,6.41L17.59,5L12,10.59L6.41,5L5,6.41L10.59,12L5,17.59L6.41,19L12,13.41L17.59,19L19,17.59L13.41,12L19,6.41Z"/> </svg> </button> </div> <div role="listbox" aria-label="Search results" id="search-modal__results" class="search-modal__results" ></div> <div class="search-modal__helper-text"> <div> <kbd>↑</kbd> and <kbd>↓</kbd> to navigate • <kbd>Enter</kbd> to select • <kbd>Esc</kbd> to close </div> <div> Press <kbd>Enter</kbd> without selection to search using Google </div> </div> </div> </div> </body> </html>