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【PHP】发布网页时为js 、css 文件加上版本号

作者:ecalf / 发布于2014/8/29/ 1596


	<?php

	function addver($str,$version){ // $str: html file codes
	 $head = '/\<head\>.*\<\/head\>/is';
	 $search = '/\.css\\s*(?=["\'])/i';
	 $replace = '.css?v='.$version;
	 $search_js = '/\.js\\s*(?=["\'])/i';
	 $replace_js = '.js?v='.$version;
	
	 preg_match($head ,$str,$matched);
	 $tempStr = preg_replace($search, $replace, $matched[0]);
	 $tempStr = preg_replace($search_js, $replace_js, $tempStr );
	
	 return preg_replace($head ,$tempStr, $str);
	 }

	
	 //test
	 $str = '
	 <html>
	 <head>
	 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
	 <link rel="stylesheet" type="text/css" href="../style/common.css "/>
	 <link rel="stylesheet" type="text/css" href=\'../style/layout.CSS\'/>
	 <link rel="stylesheet" type="text/css" href="../style/module.css"/>
	 <script type="text/javascript" src="../script/jquery.min.js?v=1.3.2"></script>
	 <script type="text/javascript" src="../script/jquery-ui.custom.min.js?v=1.7.3"></script>
	 <script type="text/javascript" src="../script/commoned.js"></script>
	 <script type="text/javascript" src="../script/base.js?v=0.0.1"></script>
	 <script type="text/javascript" src="../script/apage.js"></script>
	 <script type="text/javascript" src="../script/checklogin.js"></script>
	 <script type="text/javascript" src="../script/pages/employee-add.js"></script>
	 <title>test</title>
	 </head>
	 <body>
	
	 <input id="tst" class="btn" type = "button" value = "test css and jq"/>
	 <script>
	 alert($("#tst").attr("id"));
	 </script>
	 <div style = "margin:100px;">.css" .js"</div>
	 </body>
	 </html>
	 ';

	 echo "<hr />";
	 echo addver($str,'1.0');
	 echo "<hr />";
	
	?>

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