PHP switch web-style skins via cookies

How does PHP switch Web style via cookies? This article mainly introduced the PHP implementation through the cookie skin method, through the cookie storage user choice information realizes the skin change effect, hoped to be helpful to everybody.

Specific as follows:

The savestylesheet.php page is as follows:

<?php function StyleSheet ($currentCookie) {//Get current Style Sheet $current   Cookie = $_cookie["StyleSheet"];     Get New Cookie file name switch ($_get[' style ') {Case 1: $value = ' style1.css ';     Break     Case 2: $value = ' style2.css ';     Break     Case 3: $value = ' style3.css ';     Break     Default: $value = ' style.css ';   Break }//If The User views this page, without using//style= ... then set cookies to the default If (!isset ($_get[' style ')   ) {$value = ' style.css '; }//If the new value doesn ' t equal the old value to allow cookie change If (isset ($value) | | $currentCookie! = $value | | Isset ($currentCookie)) {Setcookie ("StyleSheet", $value, Time () +600000);/* expires in hours*/return $_cook   ie["StyleSheet"];   }else{return $_cookie["StyleSheet"];     } if (Isset ($_get[' style ')) {header ("Location:". $_server[' Http_referer '));   Exit }}; 

The index.php page is as follows:

<! DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 transitional//en" "Http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">
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