<?php
//php调试模式
//记录_POST或_GET参数
//经常遇到<form>表单提交数据错误
echo ‘<pre>‘;
var_dump(
$_REQUEST
);
echo ‘</pre>‘;
//将得到的参数记录到同路径下request.log
$fp=fopen("request.log",‘a‘);
foreach($_REQUEST as $k => $v){
fwrite($fp,$k.‘=>‘.$v."\n\r");
fwrite($fp,",");
}
fwrite($fp,";");
fclose($fp);
?>
原文：http://www.cnblogs.com/zhouein/p/4959470.html