$keyword=$request->input();
$list = DB::table("user as a")
? ? ->leftJoin('students as b', 'b.id', '=',? 'a.sid')
->where(function($query) use($keyword) {
? ? ? ? if(!empty($keyword["keyword"])){
? ? ? ? ? ? $name=$keyword["keyword"];
? ? ? ? ? ? $query->Where('user_name','like',"%$name%");
? ? ? ? ? ? $query->orWhere('alias_name','like',"%$name%");
? ? ? ? ? ? $query->orWhere('mobile','like',"%$name%");
? ? ? ? }
})
? ? ->where(function($query) use($keyword) {
? ? if(!empty($keyword["mid"])){
? ? ? ? $query->where('mid',$keyword["mid"]);
? ? }
})
? ? ->select(['b.*',,'b.id as b_id','a.*','a.id as a_id','a.name as a_name','b.name as b_name'])
? ? ->orderBy("a.id","desc")
? ? ->paginate(15);