{!! Form::url('url', null, ["placeholder" => "http://www.exemple.com", "class" => "form-control", "required"]) !!}
@if ($errors->has('url'))
{{ $errors->first('url') }}
@endif
{!! Form::date('end_date', null, ["placeholder" => "aaaa-mm-jj", "class" => "form-control", "required"]) !!}
@if ($errors->has('end_date'))
{{ $errors->first('end_date') }}
@endif