search data

I want to ask, I use search in laravel 5.4, tp when I type / not in type in search, (I directly click the search button without typing letters), it discharge even all the data on the table, Please help me

search.blade.php

@foreach ($grups_list as $key=> $grups)

{{$grups->nama}} @endforeach

controller

public function search(Request $request) { $keyword = $request->input('grups'); $grups = \App\grups::where('nama','LIKE','%'.$keyword.'%'); $grups_list = $grups->paginate(100); $pagination = $grups_list->appends($request->except('page')); $jumlah_grup= $grups_list->total();

  return view('form_users/search',['kata_kunci'=>$keyword,'$grups'=>$grups,'grups_list'=>$grups_list,
                                  'pagination'=>$pagination,'jumlah_grup'=>$jumlah_grup]);

web.php

Route::post('/search','GrupsController@search');

form search

{{ csrf_field() }}