filter

gistfile1.txt

Post::whereHas('tags', function ($query) use ($t) {
            $query->where('tag_id','=', $t);
        })->whereHas('languages', function ( $query ) use ( $l ){
            $query->where('language_id', '=',$l);
        })->orWhere(function ($q) use ($search) {
            $q->where('title', 'LIKE', '%' . $search . '%')
                ->orWhere('explanation','LIKE','%'.$search.'%')
                ->orWhere('usage','LIKE','%'.$search.'%')
                ->orWhere('codeexample','LIKE','%'.$search.'%')
                ->orderBy('id','desc');
            })->get();