{!! Form::open(['action' => 'TrickController@tags', 'class' => 'blog-form']) !!}

@foreach($ids as $id)
{!! Form::hidden('id[]', $id) !!}
@endforeach

{!! Form::label('tags', 'Tags') !!}
{!! Form::text('name', null, ['class' => 'form-control', 'placeholder' => 'example, example, example']) !!}
<br>
{!! Form::submit('Absenden', ['class' => 'btn btn-primary']) !!}
{!! Form::close() !!}

Invalid argument supplied for foreach()

{!! Form::hidden('id', 5 !!}