通用PHP动态生成静态HTML网页的代码

ob_start();
$qstring = isset($_SERVER[%26quot;QUERY_STRING%26quot;]) ? $_SERVER[%26quot;QUERY_STRING%26quot;] : %26quot;%26quot;;
define(%26quot;HTML_FILE%26quot;, $_SERVER['DOCUMENT_ROOT'].%26quot;/post/%26quot;.$qstring);

if (file_exists(HTML_FILE))
{
$lcft = filemtime(HTML_FILE);
if (($lcft + 3600) %26gt; time()) //判断上次生成HTML文件是否超过1小时，若没有才直接输出文件内容
{
echo(file_get_contents(HTML_FILE));
exit(0);
}
}

define(%26quot;HTMLMETA%26quot;,%26quot;%26lt;!-- this is a real static html file created at %26quot;.date(%26quot;Y-m-d H:i:s%26quot;).%26quot; --%26gt;%26quot;);
$buffer = ob_get_flush();
$fp = fopen(HTML_FILE, %26quot;w%26quot;);
if ($fp)
{
fwrite($fp, $buffer.HTMLMETA);
fclose($fp);
}