html - Select2 with bootstrap example of multiple selection is not working -

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i work on laravel app, have probleme select2 multiple selection want use in tags, search solution in last 3 days still dont fixed .. in head section : 

<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>

in view: 

  <div>

{!! form::label('tags','select tags:') !!}

@foreach ($tags $tag)

    <option value='{{ $tag->id }}'>{{ $tag->name }}</option>   @endforeach       </select>

$(.'select2-multi').select2({ multiple:true }); // $('select2-multi').attr( 'aria-hidden', 'true',);

but still have enter image description here instead of result enter image description here


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