## Documentation

Browse source code

##### On this page

- Input help

## Form helpers

A form helper can be used to provide users with additional information about the elements of a form that may be unclear.

## Input help

Use an input helper to display additional information about a form element. The text label will appear once a user hovers over the helper.

    <span class="form-help" data-toggle="popover" data-placement="top" data-content="<p>ZIP Code must be US or CDN format. You can use an extended ZIP+4 code to determine address more accurately.</p>
    <p class='mb-0'><a href=''>USP ZIP codes lookup tools</a></p>
    ">?</span>