public static function exception_handler($exception)
{
global $G_X;
$msg = $exception->getMessage();
XLogger::getInstance($G_X['prjstr'])->error($msg);
//echo $msg;
//exit;
}
/**
* 取得日志类实例
* @param string $logname psys,panalyse,pexam,pitem试
* //1，系统管理 psys 2，题库试卷 pitem 3，在线测试 pexam 4，考试分析 panalyse
* @return object
*/
public static function getInstance($logname = 'pweb')
{
if (null === self::$_logname) {
self::$_logname = $logname;
}
if (null === self::$_instance) {
self::$_instance = new XLogger();
}
if ($logname !== self::$_logname) {
self::$_logname = $logname;
self::$_instance = new self();
}
return self::$_instance;
}