Illuminate\Support\Collection Object ( [items:protected] => Array ( [0] => stdClass Object ( [id] => 437 [tid] => 365 [cid] => 0 [name] => 建模 [token] => A1SpTd0IkhpBSj4bD [stu] => 2 [icon] => ) ) [escapeWhenCastingToString:protected] => )