Used in:

* <https://github.com/laravel/framework/blob/master/src/Illuminate/Html/FormBuilder.php#L97>
* <https://github.com/laravel/framework/blob/master/src/Illuminate/Html/FormBuilder.php#L123>
* <https://github.com/laravel/framework/blob/master/src/Illuminate/Html/FormBuilder.php#L198>
* <https://github.com/laravel/framework/blob/master/src/Illuminate/Html/FormBuilder.php#L371-L373>