edit

youzan/src/Card.php

@@ -12,7 +12,15 @@ use Main\Lib\Core;
 
 class Card
 {
-	public $lock = 'cardv1';
+	public $lock = 'cardv2';
+
+	public function len($id = false)
+	{
+		$id = Dever::input('id', $id);
+		$len = Dever::queue($this->lock . '_' . $id, 'len');
+		return $len;
+	}
+
 	public function len($id = false)
 	{
 		$id = Dever::input('id', $id);