test isadmin字段值

application/admin/controller/SingleSign.php

@@ -36,6 +36,8 @@ class SingleSign {
     public function getUserInfo(){
         $str = $this->getSid();
         $pos = stripos($str,'isadmin|b:') + 10;
+
+        dd($pos);
         $isAdmin = substr($str,$pos,1);
         $user['is_admin'] = $isAdmin;