CINXE.COM

<!DOCTYPE HTML> <html lang="en"> <head> <meta http-equiv="X-UA-Compatible" content="IE=Edge"> <meta name="google-site-verification" content="koB0IMWgAHKwEXWyOGt9RPqYrJU-fKzpoOTwRnprhKo" /> <title>Browse the available classes - PHP Classes</title>  <style type="text/css"> *, .normal-size { font-size: 14px; } html, body, input[type=submit] { color: black; font-family: "helvetica" , sans-serif , arial , helvetica; overflow-x: hidden !important; } html, body { background-color: #ffffff; height: 100%; margin: 0px; } a:link, a:active { color: #090F15; text-decoration: none; border-bottom-style: dotted; border-bottom-width: 1px; } a:visited { color: #26394d; } a:hover, #logoPHP > a, #logoCompany > a, #topLogoPHP > a { border-bottom-style: none; } .left { float: left; } .right { float: right; } .clear { clear: both; } input[type=text] { border: none; outline: none; color: #333; background: #ffe; z-index: 90; font-size: 1em; font-weight: normal; font-variant: normal; text-transform: none; font-family: monospace; } img { } h1, h1 * { font-size: 28px; width: auto !important; } h2 { color: #19597c; padding-bottom: 0px; padding-top: 0px; } h2, h2 * { font-size: 22px; } h3, h3 * { color: #19597c; font-size: 20px; margin: 10px 0px; padding: 10px 0px; } h4 * { color: #19597c; font-size: 16px; } h5 * { color: #19597c; font-size: 16px; } h6 * { color: #666666; font-size: 14px; } big big a { display: block; font-size: inherit; padding: 0px 0px 10px; } big a { font-size: inherit; } td > a > span, #reputation-button { font-size: 1em; } #reputation-menu { border-radius: 6px !important; } .nbpb, .nbtb { background-color: inherit; border-width: 0px; } .backgroundDecoration { position: absolute; right: 1025px; top: 0px; } #rightDecorationBg { left: 1025px; } #MainContainer { background-color: #19597c; min-height: 100%; margin: 0 auto; } #Container { background: none repeat scroll 0% 0% #fff; height: auto !important; margin: 0px auto; position: relative; z-index: 10; width: 98% !important; } #PageContent { margin: auto; width: 100% !important; position: relative; text-align: left; } #PageInfo, #PageInfoLogged { background: inherit; width: inherit; position: relative; } .pageDecoration { bottom: 0px; position: absolute; right: -9px; } #leftDecoration { left: -9px; } #user-bar:empty { min-height: 56px; } #user { padding-bottom: 4px; } #user, #TopLine, #UserContent, #order-menu { background-color: #19597c; width: 100%; } .shop-step { color: #ffffff; font-size: 18px; line-height: 36px; font-weight: bold; } .responsive-menu { padding-top: 0px; padding-bottom: 0px; } #TopLine, #UserContent { z-index: 1; position: relative; } #TopLine { position: absolute; } #user table { white-space: nowrap; width: auto; margin: 0px auto; padding: 5px 0px 0px 140px; } #user table td { line-height: 30px; padding: 0px; white-space: nowrap; width: auto; } #user .tabcontent, #endnavigation .tabcontent { color: #C3F0FF; font-weight: bold; text-transform: capitalize; } #user .tabcontent span { float: left; padding: 8px 5px 0px 2px; white-space: nowrap; } #user a { color: #FFFFFF; font-size: 14px; font-weight: bold; padding: 0px 5px 0px 2px; text-align: left; text-decoration: none; border-bottom-style: dotted; border-bottom-width: 1px; white-space: nowrap; } #user a:hover { color: #C3F0FF; } #user img { padding-top: 3px; vertical-align: top; } #user .nbgu { float: left; padding: 0px; white-space: nowrap; } #logoPHP { background-size: cover; text-align: center; height: 136px; background: rgb(63,132,41); background: linear-gradient(90deg, rgba(63,132,41,1) 0%, rgba(255,255,255,1) 50%, rgba(25,89,124,1) 100%); } #logoContainer { padding-top: 38px; display: inline-block; } #Top #logoCompany { position: absolute; right: 145px; top: -60px; } #invertedCompanyLogo { text-align: center; } #elephpant { margin-right: 15px; position: absolute; right: 5px; top: -97px; } #recommendpage { margin: auto; width: 40em; } #recommendpage table { min-width: 40em; text-align: center; white-space: normal; border: 2px solid #ccc; border-style: solid; border-radius: 0 0 5px 5px; border-top: 0; margin-bottom: 10px; } #recommendpage table td { background: none repeat scroll 0% 0% transparent; border: medium none; padding: 10px 0px 5px 10px; vertical-align: top; } #recommendpage table td img { padding: 0px 3px 0px 5px; } #navigation { background-color: #4b9759; clear: both; color: #000 !important; font-size: 1.2em; font-weight: bold; height: 44px; line-height: 24px; padding: 0px; position: relative; text-align: center; width: 100%; } #navigation form { border: 0px none; } #navigation table { height: 44px; width: 974px; } #navigation td { font-size: 14px; padding-top: 9px; } #navigation img { border: 0px none; margin: 0px 0px 0px 5px; vertical-align: middle; } #navigation a { color: #ffffff; text-decoration: none; border-bottom-width: 1px; } #navigation a:hover { text-decoration: underline; border-bottom-style: none; } #navigation td.nbgu { display: none; } #navigation td.nbtu, #MenuContent td.nblu { height: 24px; line-height: 24px; padding: 10px 4px 0px; text-decoration: none; border-bottom-width: 1px; } #navigation td.nbtu input[type=text] { height: 20px; margin: 0px 5px; width: 100px; } #navigation td.nbtu * { float: left; } #ads { clear: both; margin: 0px auto; padding: 0px; width: 1010px; } #topAds { display: inline-block; margin-left: 10px; } #inputText { color: #666666; float: left; height: 20px; width: 150px; } .BodyContent { text-align: center; } .BodyColumn { display: inline-block; vertical-align: top; text-align: left; } #BodyContent { display: inline-block; vertical-align: top; text-align: left; } .InfoContent { clear: both; margin: 10px auto 0px auto; max-width: 1025px; position: relative; padding: 0 10px; } .InfoContent .nblu, .InfoContent .nbtu { background-color: #dfdfdf; border-top-left-radius: 2px; border-top-right-radius: 2px; border-width: 1px; color: #19597c; font-size: 12px; padding: 7px; text-align: center; white-space: nowrap; width: auto; } .InfoContent .ct { background-color: #FCFCFC; border-width: 1px 1px 0 1px; border-style: solid; border-color: #E1E1E1; color: #000000; font-size: 12px; padding: 3px; text-align: center; white-space: nowrap; width: auto; } .InfoContent .cd { background-color: #FCFCFC; border-width: 0 1px 1px 1px; border-style: solid; border-color: #E1E1E1; color: #000000; font-size: 12px; padding: 3px; } .InfoContent .cg { margin: 1px; padding: 0px; white-space: nowrap; width: 4px; } .InfoContent .nbtd :hover, .InfoContent .nbtu :hover { background-color: #c9c9c9; text-decoration: underline; border-bottom-style: none; color: #2989C7; } .InfoContent .nbtd :hover .tab, .InfoContent .nbtu :hover .tab { color: #2989C7; } .InfoContent .nbld, .InfoContent .nbtd { background-color: #bfbfbf; border-color: #92DBEC; color: #05497B; font-size: 12px; padding: 7px; text-align: center; white-space: nowrap; width: auto; } .InfoContent .nblu, .InfoContent .nbld { background-color: #557799; color: #FFFFFF; } .InfoContent .nblu .tab { } .InfoContent .nbgu { color: #05497B; margin: 1px; padding: 0px; white-space: nowrap; } .InfoContent .nbgd { color: #05497B; margin: 1px; padding: 0px; white-space: nowrap; } .InfoContent .nbtu a, .InfoContent .nbld a, .InfoContent .nbtd a { color: #05497B; font-size: 12px; } .InfoContent .nbtu span.tab { color: #000000; } .InfoContent .nbtu a.tab { } .InfoContent .nblu a:hover, .InfoContent .nbtu a:hover, .InfoContent .nbld a:hover, .InfoContent .nbtd a:hover { color: #2989C7; } .InfoContent .nblu a, .InfoContent .nbld a { color: #FFFFFF; font-size: 12px; } .InfoContent .nblu a:hover, .InfoContent .nbld a:hover { color: #C3F0FF; } .InfoContent .nbtu, .InfoContent .nbtd { vertical-align: middle; } .InfoContent .nbpu, .InfoContent .nbpd { padding: 6px 0 0 0; } .InfoContent td { padding-left: 5px; } .photo { border-radius: 50%; } .userInfoTable { border: 1px solid #f6f6f6; margin-left: 10px; padding: 20px; } td > b > h2 { margin-bottom: -1px; } .even td, .odd td, .even th, .odd th { color: #444444; } .menutext { border-bottom: 1px dotted #CCCCCC; color: #444444; } .menuicon > a { border-bottom-style: none !important; } .menuicon > a > img { } .menulink a { color: #595959; } .menulink a:hover { text-decoration: underline; border-bottom-style: none; } .back { background-color: #FFFFFF; } .even { background-color: #F9F9F9; } .light { background: none repeat scroll 0% 0% #f2f2f2; } .dark { background: none repeat scroll 0% 0% #d9d9d9; } .c799 > tbody > tr { padding: 10px !important; } .odd { } .even td, .odd td, .highlight td, .highlight th, .highlightContent td, .highlightContent th, .featuredeven td, .featuredodd td { padding: 5px; } .highlight, .highlightContent { background: none repeat scroll 0% 0% #F5F5F5; padding: 5px; } .highlightContent { animation-name: highlightContent; animation-duration: 0.5s; animation-iteration-count: infinite; animation-direction: alternate; } @keyframes highlightContent { 0% { background: #e6d346; } 100% { background: #ffffff; } } .highlightLink { background: none repeat scroll 0% 0% #FDFDFD; padding: 5px; line-height: 30px; animation-name: highlightLink; animation-duration: 0.5s; animation-iteration-count: infinite; animation-direction: alternate; border-radius: 8px; opacity: 90%; color: #000000; } *, .normal-size { } @keyframes highlightLink { 0% { background: #e6d346; } 100% { background: #ffffff; } } .tabcontent { } .nblu .tabcontent { color: #ffffff; } .featuredodd { background-color: #C5D4DB; padding: 5px; } .featuredeven { background-color: #C5D4DB; padding: 5px; } .removed { background-color: #AAAAAA; text-decoration: line-through; } .invalid { background-color: #FFCCCC; } .warning, .shopping-message-warning { background-color: #FFB366; } .alright { background-color: #70F0A0; } .monospace, code { font-family: monospace , Courier , "Courier New"; } .code { white-space: pre; white-space: pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; white-space: -moz-pre-wrap; white-space: -hp-pre-wrap; word-wrap: break-word; background: none repeat scroll 0% 0% #FCFCFC; padding: 4px; } .button, .shop-button, .remove-button, .shopping-message, .shopping-message-warning, input[class=shop-input] { border-radius: 6px; padding: 4px; border-width: 1px; border-style: solid; } .shop-button { border-color: #000000; background-color: #ccae66; background-image: linear-gradient(#ffdf92, #ccae66); color: #000000; font-weight: bold; font-size: 14px; padding: 7px; text-align: center; white-space: nowrap; width: auto; } .shop-button:hover, .shop-button:link, .shop-button:active { color: #000000; border-bottom-style: solid; border-bottom-width: 1px; } .shop-button:active { background-image: linear-gradient(#f8d37c, #ffdf92); } .remove-button { border-color: #000000; background-color: #1b95e0; background-image: linear-gradient(#1b95e0, #1470a8); color: #ffffff; font-weight: bold; font-size: 14px; padding: 7px; text-align: center; white-space: nowrap; width: auto; } .remove-button:hover, .remove-button:link, .remove-button:active, input[class=remove-button] { color: #ffffff; border-bottom-style: solid; border-bottom-width: 1px; } .remove-button:active { background-image: linear-gradient(#1470a8, #1b95e0); } .shopping-message-container { text-align: center; } .shopping-message, .shopping-message-warning { display: inline-block; line-height: 28px; border-color: #000000; font-weight: bold; font-size: 14px; padding: 7px; text-align: center; width: auto; } .shopping-message { color: #ffffff; background-color: #666666; background-image: linear-gradient(#666666, #333333); } .shopping-message-warning { color: #000000; background-color: #000000; background-image: linear-gradient(#FFB366, #cc8f52); } .shopping-price { font-size: 16px; text-align: center; font-weight: bold; width: auto; margin-left: 8px; margin-right: 8px; } input[class=shop-input] { margin: 4px; } .new { background-color: #ffea80; background-image: linear-gradient(#fffa80 , #ffea80); text-transform: uppercase; font-size: smaller; border-color: #ffe280; } .edit, .edit :link, .edit :visited, .InfoContent .nbtu a.edit { background-color: #60b040; background-image: linear-gradient(#90c070 , #60b040); color: #ffffff; border-color: #60a840; } .edit :hover, .InfoContent .nbtu a.edit :hover { background-color: #50a030; background-image: linear-gradient(#60b040 , #50a030); color: #C3F0FF; border-color: #60a840; } .edit :active, .InfoContent .nbtu a.edit :active { background-color: #60b040; background-image: linear-gradient(#50a030 , #60b040); color: #ffffff; border-color: #409020; box-shadow: inset 0 2px 4px rgba(0 , 0 , 0 , 0.15); } .tag, .tag :link, .tag :visited { background-color: #dea7a7; background-image: linear-gradient(#eeb3b3 , #dea7a7); color: #994d4d; border-color: #dea7a7; } .tag :hover { background-color: #ce9b9b; background-image: linear-gradient(#dea7a7 , #ce9b9b); color: #793d3d; border-color: #dea7a7; } .tag :active { background-color: #dea7a7; background-image: linear-gradient(#ce9b9b , #dea7a7); color: #994d4d; border-color: #be8f8f; box-shadow: inset 0 2px 4px rgba(0 , 0 , 0 , 0.15); } .ranking, .votes { display: inline; padding: 4px 8px; font-size: large; border-radius: 6px; background-color: #E8E8E8; color: #000000; } .votes { } .progressbar { background-color: #0000FF; background-image: url(https://files.phpclasses.org/graphics/phpclasses//progress.png); background-size: auto 100%; border-style: none; padding: 4px; text-align: center; border-radius: 6px; box-shadow: 4px 4px 4px #888; text-shadow: 2px 2px 2px #55C; } .box { border-color: #E1E1E1; border-style: solid; border-width: 1px; padding: 10px; margin-top: 10px; margin-bottom: 10px; border-radius: 10px; } .framed { margin: 5px 0px; padding: 10px 15px; border-radius: 10px; } .c360 > a { font-size: 13px; display: block; color: #729fcc; } .notifications { background: #e20000; background: radial-gradient(ellipse at center , #e20000 0% , #fb7b67 100%); border-radius: 6px; color: #ffffff; margin: 5px 0px; padding: 4px; text-shadow: 1px 1px 2px rgba(128 , 128 , 128 , 1); } .no-notifications { background: #888888; border-radius: 6px; color: #ffffff; margin: 5px 0px; padding: 4px; text-shadow: 1px 1px 2px rgba(128 , 128 , 128 , 1); } a:hover .no-notifications, a:hover .notifications { text-decoration: underline; border-bottom-style: none; } .score, .highlightScore { background: rgb(243,237,187); background: radial-gradient(circle, rgba(243,237,187,1) 0%, rgba(255,241,133,1) 100%); border-radius: 6px; margin: 5px 0px; padding: 4px; } .scoreText, .score, .highlightScore { color: #404040; text-shadow: 1px 1px 2px rgba(128 , 128 , 128 , 1); } a:hover .score, a:hover .scoreText { text-decoration: underline; border-bottom-style: none; } .highlightScore { animation-name: highlightScore; animation-duration: 0.5s; animation-iteration-count: infinite; animation-direction: alternate; } @keyframes highlightScore { 0% { background: #e6d346; } 100% { background: #ffffff; } } a:hover .highlightScore { text-decoration: underline; border-bottom-style: none; } .menu { border-color: #FCFCFF #707078 #707078 #FCFCFF; border-style: solid; border-width: 1px; cursor: default; opacity: 0.95; padding: 2px; background-color: #c9c9c9; } #Footer { height: 0px; width: 100%; z-index: 1; } #FooterInfo, #FooterInfoLogged { background: #19597c; min-height: 80px; position: relative; width: 100%; padding: 10px; margin-top: 10px; top: 10px; } #endnavigation { height: 35px; padding: 0px; width: 100%; } #endnavigation * { margin: 0px; padding: 0px; } #endnavigation table { height: 35px; padding: 0px; } #endnavigation table tbody { vertical-align: top; } #endnavigation a { color: #FFFFFF; font-weight: bold; padding: 0px 0px 0px 0px; text-decoration: none; border-bottom-style: dotted; border-bottom-width: 1px; text-transform: capitalize; } #endnavigation a:hover { text-decoration: underline; border-bottom-style: none; } #endnavigation img { padding-left: 13px; } #Copyright { width: 95% !important; color: #FFFFFF; height: 20px; margin: 0px auto; padding: 10px 0px; text-align: left; overflow: hidden !important; text-align: center; font-weight: bold; } #Copyright a { color: #86d5f2; text-decoration: none; border-bottom-style: dotted; border-bottom-width: 1px; } #Copyright a:hover { text-decoration: underline; border-bottom-style: none; } #Copyright table td { color: #FFFFFF; padding: 0px; } #Top, #TopLogged { background: none repeat scroll 0% 0% #FFFFFF; margin: 0px auto; padding: 0px; width: 100%; position: relative; bottom: 0px; top: 0px; } #Top h1, #TopLogged h1 { max-width: 1025px; margin: 15px auto 15px auto; overflow: hidden; color: #7F8C8D; } #Top h1 { position: relative; } #Top #topLogoPHP, #TopLogged #topLogoPHP, #TopLogo #topLogoPHP { max-width: 1025px; margin-left: auto; margin-right: auto; overflow: hidden; padding: 0 0 0 10px; color: #7F8C8D; position: relative; height: 60px; top: -60px; bottom: -60px; } #Top #topLogoPHP #topLogoPHPContainer, #TopLogged #topLogoPHP #topLogoPHPContainer, #TopLogo #topLogoPHP #topLogoPHPContainer { background-color: #ffffff; width: 200px; text-align: center; padding: 10px; position: relative; z-index: 2; } #TopLogo { margin-bottom: -60px; } #Top #subtitle, #TopLogged #subtitle { max-width: 1025px; margin: auto; overflow: hidden; } #Top #subtitle { position: relative; } .search-input { vertical-align: top; margin: 1px 0 0 0; display: inline-block; } #Contact, #Contact a { color: #ffffff; font-weight: bold; } .window-active-bar { border-style: none; background-color: #4b9759; height: 1%; white-space: nowrap; color: #ffffff; font-weight: bold; } .window-inactive-bar { border-style: none; background-color: #808080; height: 1%; white-space: nowrap; color: #c0c0c0; font-weight: bold; } .window { background-color: #f9f9f9; border-width: 1px; border-style: solid; border-top-color: #ffffff; border-left-color: #ffffff; border-bottom-color: #808080; border-right-color: #808080; } .nblu input { font-weight: bold; } .contactBar { position: fixed; bottom: 0px; right: 32px; z-index: 16777271; } </style>  <style type="text/css"> .safe-padding { padding: 14px; line-height: 200%; } .safe-size { font-size: 110%; } .call { display: none; } @media (max-width: 1024px) { .c1025 { display: none; } h1, h1 * { font-size: 20px; } h2, h2 * { font-size: 18px; } h3, h3 * { font-size: 16px; } h4 * { font-size: 14px; } h5 * { font-size: 12px; } h6 * { font-size: 10px; } #Top h1, #Top subtitle { padding: 10px 0 0 10px; margin: 0 0 0 0; } .InfoContent { margin: 0 auto 0 auto; padding: 0; } .responsive-menu { padding-top: 14px; padding-bottom: 12px; } .responsive-order-menu { padding-top: 0px; padding-bottom: 0x; } #BodyContent { display: block; } #PageContent { margin: 0; padding: 0; } } @media (min-width: 1025px) { .u1025 { display: none; } } @media (max-width: 1025px) { .contactBar { bottom: 0px; right: 10px; z-index: 16777271; } } @media (max-width: 399px) { .c399 { display: none; } } @media (max-width: 499px) { .c499 { display: none; } #Top h1 { width: auto; } } @media (max-width: 799px) { .c799 { display: none; } } @media (min-width: 799px) { .u799 { display: none; } } @media (max-width: 640px) { .c640 { display: none; } } @media (max-width: 360px) { .c360 { display: none; } } .menu-items { position: absolute; z-index: 1001; background-color: #103754; border-color: #cccccc; border-style: solid; border-width: 1px; padding: 4px; top: 32px; line-height: 36px; } .menu-items a { color: #C3F0FF; font-weight: bold; text-decoration: none; } #navigation-menu, #user-menu, #order-menu { display: inline-block; padding: 2px 4px 0px 4px; vertical-align: middle; text-align: left; position: relative; } #navigation-menu .menu-items, #user-menu .menu-items, #order-menu .menu-items { display: none; } #navigation-button:checked + .menu-items, #user-button:checked + .menu-items, #order-button:checked + .menu-items { display: inline-block; vertical-align: middle; white-space: nowrap; } #navigation-label, #user-label, #order-label { z-index: 1001; display: inline-block; vertical-align: middle; } #navigation-label img, #user-label img, #order-label img { pointer-events: none; } #navigation-menu input[type="checkbox"], #user-menu input[type="checkbox"], #order-menu input[type="checkbox"] { display: none; } </style> <meta http-equiv="content-type" content="text/html; charset=ISO-8859-1"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="shortcut icon" href="https://files.phpclasses.org/graphics/phpclasses/favicon.ico"> <link rel="alternate" href="/browse/latest/latest.xml" type="application/rss+xml" title="Latest published classes"> <link rel="alternate" href="/reviews/latest/latest.xml" type="application/rss+xml" title="Latest published book reviews"> <link rel="canonical" href="https://www.phpclasses.org/browse/"> <link rel="preconnect" href="https://files.phpclasses.org/"> <link rel="preconnect" href="https://token.rubiconproject.com"> <link rel="preconnect" href="https://clevernt.com"> <link rel="preconnect" href="https://pagead2.googlesyndication.com"> <link rel="preconnect" href="https://www.google.com"> <link rel="preconnect" href="https://www.gstatic.com"> <link rel="preconnect" href="https://fonts.googleapis.com"> <link rel="preconnect" href="https://srv.buysellads.com"> <meta name="description" lang="en" content="PHP 5. 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Systems administration...."> <meta name="keywords" lang="en" content="AJAX, Algorithms, Applications, Artificial intelligence, Astrology, Audio, Biology, Blogs, Business, Cache, Chat, Code Generation, Compression, Configuration, Console, Content management, Conversion, Cryptography, Data types, Databases, Debug, Design Patterns, Documents, E-Commerce, E-Learning, Email, Emulators, Extensions, FFI, Files and Folders, Finances, Flash, Forums, Games, Geography, Global, Graphics, GUI, Hardware, Health, Hosting, HTML, HTTP, Language, Libraries, Localization, Logging, Mac OS, Math, Networking, P2P, Parsers, Performance and optimization, PHP 5, PHP 7, PHP 8, Physics, Printing, Project Management, PSR, Searching, Security, SEO, Social Networking, Statistics, Stream wrappers, System information, Systems administration, Templates, Testing, Text processing, Time and Date, Tools, Traits, Unix, User Management, Validation, Video, Weather, Web services, Windows, Wireless and Mobile, XML, Zephir"> <meta property="fb:pages" content="114418241923267">  <script type="text/javascript"> //<![CDATA[ /* * contentLoader.js * * Get the latest version from: * * http://www.jsclasses.org/fast-content-loader * * @(#) $Id: contentLoader.js,v 1.17 2021/08/12 10:57:05 mlemos Exp $ * * * This LICENSE is in the BSD license style. * * * Copyright (c) 2010, Manuel Lemos * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * Neither the name of Manuel Lemos nor the names of his contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * Portions of the code that implement document write capture are based * on the Bezen library by Eric Brechemier licensed under the Creative * Commons Attribution license 3.0: * * http://creativecommons.org/licenses/by/3.0/ * * http://bezen.org/javascript/ * * Portions of the code that implement JavaScript lazy loading are based * on the Flying scripts by Gijo Varghese: * * https://wordpress.org/plugins/flying-scripts/ */ /*jslint browser: true, devel: true, long: true, single: true, white: true, this: true, for: true */ var ML; if(ML === undefined) { ML = {}; } if(ML.content === undefined) { ML.content = {}; } ML.content.contentLoader = function() { var doNotRemoveThisGetTheLatestVersionFrom = 'https://www.jsclasses.org/fast-content-loader'; var content = []; var update = null; var outputDebug = function(o, message) { if(o.debug) { if(console && console.log) { console.log(message); } else { alert(message); } } return false; }; var replaceContent = function(o) { var remaining = 0; var c; var delayed; var place; var replace; var events; for(c in content) { if(content.hasOwnProperty(c)) { if(!content[c].loaded) { delayed = document.getElementById(content[c].delayed); place = document.getElementById(content[c].id); if(delayed && place) { delayed.parentNode.removeChild(delayed); place.parentNode.replaceChild(delayed, place); delayed.style.display = (content[c].inline ? 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if(typeof func !== 'function') { reportError(description + ': A function is expected, found ' + typeof func); f = function() { }; return f; } f = function() { try { return func.apply(this, []); } catch(e) { if(window.onerror) { window.onerror(description + ': ' + e.message + ' in ' + func, e.fileName, e.lineNumber, true); } } }; return f; }; trim = function(text) { return(text.replace(/^\s*/, '').replace(/\s*$/, '')); }; hasAttribute = function(node, attribute) { var attributeNode; if(node.hasAttribute) { return node.hasAttribute(attribute); } attributeNode = node.getAttributeNode(attribute); if(attributeNode === null) { return false; } return attributeNode.specified; }; moveScript = function(script, target, callback) { var safeCallback = catchError(callback, 'script.onload'); if(script.readyState && script.onload !== null) { script.onreadystatechange = function() { if(script.readyState === 'loaded' || script.readyState === 'complete') { script.onreadystatechange = null; script.onerror = null; 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} }; moveNodes = function(source, target, callback) { var nextSource; var nextTarget; var nextStep; var clone; var scriptCount; var sourceAncestor; if(source === null) { callback(); return; } nextSource = null; nextTarget = target; nextStep = function() { moveNodes(nextSource, nextTarget, callback); }; if(source.nodeName === 'SCRIPT' && (!source.language || source.language.toLowerCase() === 'javascript') && (!source.type || trim(source.type).toLowerCase() === 'text/javascript')) { setTimeout(function() { moveScriptClone(source, target, function() { insertWritten(target, nextStep); }); }, 0); } else { clone = source.cloneNode(false); target.appendChild(clone); setTimeout(nextStep, 0); if(source.firstChild) { scriptCount = source.getElementsByTagName('script').length; if(scriptCount === 0) { if(source.nodeName === 'TABLE') { clone.outerHTML = source.outerHTML; } else { clone.innerHTML = source.innerHTML; } } else { nextSource = source.firstChild; nextTarget = clone; } } } if(nextSource === null) { nextSource = source.nextSibling; } sourceAncestor = source.parentNode; while(nextSource === null && sourceAncestor !== null) { nextSource = sourceAncestor.nextSibling; nextTarget = nextTarget.parentNode; sourceAncestor = sourceAncestor.parentNode; } }; insertWritten = function(target, callback) { var div; if(written.length > 0) { div = document.createElement('div'); div.innerHTML = '<br>' + written.join(''); written = []; div.removeChild(div.firstChild); moveNodes(div.firstChild, target, callback); } else { callback(); } }; load = function() { var documentWrite = document.write; var documentWriteln = document.writeln; var loadContentElement; document.write = write; document.writeln = writeln; loadContentElement = function (c) { var div = document.getElementById(content[c].id); div.innerHTML = ''; write(content[c].content); insertWritten(div, function () { content[c].loaded = true; c = c + 1; if(c < content.length) { loadContentElement(c); } else { document.writeln = documentWriteln; document.write = documentWrite; } }); }; loadContentElement(0); }; if(content.length) { if(window.addEventListener) { window.addEventListener('load', load, false); } else { if(window.attachEvent) { window.attachEvent('onload', load); } else { if(document.addEventListener) { document.addEventListener('load', load, false); } else { document.attachEvent('onload', load); } } } } } else { for(c in content) { if(content.hasOwnProperty(c)) { if(!content[c].loaded) { document.write('<div id="' + content[c].delayed + '" style="' + (content[c].width ? 'width: ' + content[c].width + 'px;' : '') + (content[c].height ? ' height: ' + content[c].height + 'px;' : '') + ' overflow: none; display: none">' + content[c].content + '</div>'); } } } if(replaceContent(o) && update === null) { update = window.setInterval(function() { replaceContent(o); }, this.updateInterval); } } }; }; //]]> </script> <script type="text/javascript"></script>  <style type="text/css"> .classeslink { margin: 0px; } .classesdescription { margin-top: 1ex; margin-bottom: 2ex; } .author-picture-user-name { display: none; } .author-details { display: table-cell; } @media (max-width: 1024px) { .author-picture-user-name { display: block; } } @media (max-width: 499px) { .author-details { display: none; } } </style> <script></script> </head> <body> <div id="fb-root"></div>  <script async data-src="https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js?client=ca-pub-2951707118576741" crossorigin="anonymous" data-loading="lazy"></script>   <script async data-src="//m.servedby-buysellads.com/monetization.js" 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name="go_search" value="1"> </form></div></div> <div class="c1025"><div id="recommendpage"><div id="recommendpagecontainer"><table cellspacing="2" cellpadding="0" align="center"> <tr> <td class="tabcontent box light"><a href="https://www.phpclasses.org/recommend_page.html?title=Browse+the+available+classes&page=%2Fbrowse%2F">Recommend</a> this page to a friend!</td> </tr> </table></div></div> </div> <div> <div class="InfoContent"></div> <div id="ads"></div> <div class="BodyContent"> <div class="BodyColumn"></div> <div id="BodyContent" class="InfoContent"><table style="margin-bottom: 6px; " cellpadding="4" cellspacing="0"> <tr> <td width="47.5%" class="nbgu"> </td> <td class="nbgu" width="4%"> </td> <td class="nbgu"> </td> <td class="c360 nblu"><b>All class groups</b></td> <td class="nbgu"> </td> <td class="nbtu light"><a href="/browse/author/">All authors</a></td> <td width="47.5%" class="nbgu"> </td> </tr> </table> <table align="center" width="100%"> <tr> <td valign="top" width="50%"> 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