如何查找用户上次添加记录并获取该记录的时间?
像这样:
Comment::where('user_id',Auth::id())->where(HERE I NEED TO GET BIGEST create_at)->first();
有解决方案吗?
使用order语句:
Comment::where('user_id', Auth::id())->orderBy('created_at', 'desc')->first();
看:http://laravel.com/docs/5.1/queries ordering-grouping-limit-and-offset