gistfile1.txt

// Laravel
<div class="control-group">
  {{ Form::label('input01', __('validation.attributes.input01'), array('class' => 'control-label') )}}
  <div class="controls">
    <div class="input-prepend input-append">
      <span class="add-on">@</span>
      {{ Form::text('input01', 'myname', (Input::get('input01', Input::old('input01')), array('class' => 'input-xlarge')) }}
      <span class="add-on">$</span>
    </div>
    <p class="help-block">This is an help text</p>
  </div>
</div>

// Bootstrapper
echo Form::prepend_append(
  Form::control_group(
    Form::label('input01', __('validation.attributes.input01')),
    Form::xlarge_text('input01'),
    (Input::get('input01', Input::old('input01', 'myname'))),
    $validation->errors->get('input01'),
    Form::block_help('This is an help text')
  ),
  '@', '$'
);

// Former
Former::xlarge_text('input01', 'Text input')
  ->blockHelp('This is an help text')
  ->prepend('@')->append('$')
  ->value('myname')