Description
The gform_address_zip filter is executed when creating the address zip field and can be used to modify the “Zip” label.
Usage
Applies to all forms.
add_filter( 'gform_address_zip', 'change_address_zip', 10, 2 );
Applies to a specific form. In this case, form id 5.
add_filter( 'gform_address_zip_5', 'change_address_zip', 10, 2 );
Parameters
Examples
Change the default address zip label.
add_filter( 'gform_address_zip', 'change_address_zip', 10, 2 );
function change_address_zip( $label, $form_id ) {
return "Address Zip";
}
Placement
This code can be used in the functions.php file of the active theme, a custom functions plugin, a custom add-on, or with a code snippets plugin.
See also the PHP section in this article: Where Do I Put This Code?
Source Code
This filter is located in js.php and GF_Field_Address::get_field_input() in includes/fields/class-gf-field-address.php.