src/Cornford/Bootstrapper/Bootstrap.php
public function file($name, $label = null, $errors = null, array $options = array())
	{
		return $this->input('file', $name, $label, null, $errors, $options);
	}
public function file($name, $label = null, $errors = null, array $options = array())
	{
		return $this->input('file', $name, $label, null, $errors, $options);
	}
Create a form file field.

@param string                         $name
@param string                         $label
@param \Illuminate\Support\MessageBag $errors
@param array                          $options

@return string