events.php中onMessage和onClose如何使用同個數(shù)據(jù)庫操作類(只實例化一次)或全局變量呢?
$DataBaseConn=null;
$gateway_text->onWorkerStart = function($connection)
{
global $DataBaseConn;
$DataBaseConn="test";
}
下面這個打印為空
public static function onMessage($client_id, $message){
global $DataBaseConn;
echo $DataBaseConn;
}