"UTF-8">Make Error Happen!//错误处理函数function error_handle($error_level, $error_msg){echo "an error is cause by user and the error level is:".$error_level."error message is:".$error_msg;//调用error_log函数将错误信息写入日志(以追加形式)error_log(date('Y-m-d G-i-s').$error_level.$error_msg.'n',3,'error_log.txt');}//设置错误处理函数,只处理由用户自己引起的错误set_error_handler("error_handle",E_USER_ERROR|E_USER_NOTICE|E_USER_WARNING);if(isset($_POST['error']) && isset($_POST['error_msg'])){$error_level = (int)$_POST['error'];$error_msg = $_POST['error_msg'];trigger_error($error_msg,$error_level);}?>
