PHP 自定义错误处理函数trigger_error()_PHP教程

function myError($errno,$errstr,$errfile,$errline){
switch($errno){
case E_USER_ERROR:
echo "My ERROR[$errno] $errstr
";
echo "Fatal error in line $errline of file $errfile";
exit(1);
break;
case E_USER_WARNING:
echo "My WARNING [$errno] $errstr";
break;
default:
echo "Unknown error type:[$errno] $errstr";
break;
}
}
set_error_handler("myError");
$age=-100;
if($agetrigger_error('age you input must>=0',E_USER_ERROR);
}
?>