/**
*
* @param string $key string value as key
* @return \SystemSetting
*/
public static function keyExists($key, $userid = 0)
{
$setting = new SystemSetting();
$setting->get(["AND" => ["skey" => $key, "userid" => $userid]]);
if (empty($setting->key)) {
return false;
}
return true;
}
