php function CreateShtml(){ob_start(array("callback_CreateShtml","callback_GoToShtml"));}function callback_CreateShtml($buffer)[{$page = intval(@$_REQUEST["page"]);$fileName = $_SERVER['DOCUMENT_ROOT'] . dirname($_SERVER['PHP_SELF']) . "/" . basename($_SERVER['PHP_SELF'],".php") . ($page==0 ? "" : "_" . strval($page)) . ".htm";$fp = fopen($fileName,"wb");fwrite($fp,$buffer);fclose($fp);return $buffer;}function callback_GoToShtml($buffer){$page = intval(@$_REQUEST["page"]);$fileName = basename($_SERVER['PHP_SELF'],".php") . ($page==0 ? "" : "_" . strval($page)) . ".htm";header("location:" . $fileName);return $buffer;}function GoToShtml(){$page = intval(@$_REQUEST["page"]);$fileName = basename($_SERVER['PHP_SELF'],".php") . ($page==0 ? "" : "_" . strval($page)) . ".htm";if(file_exists($fileName)) header("location:" . $fileName);}function DeleteShtml($fileName=NULL){if(is_null($fileName))$fileName = $_SERVER['DOCUMENT_ROOT'] . $_SERVER['PHP_SELF'];if($fileName[0]=="/")$fileName = $_SERVER['DOCUMENT_ROOT'] . $fileName;$path = dirname($fileName);$dir = dir($path);$patten = "/^" . basename($fileName, ".php") . "(_[0-9]+)?.htm/";while(($entry = $dir->read())!==false){if(is_file($path . "/" .$entry) && preg_match($patten,$entry)) unlink ($path . "/" . $entry);}}CreateShtml();echo "这是静态生成的页面！$page";GoToShtml();DeleteShtml();?>
用缓存实现静态页面的测试
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