Description
This filter allows classes to be used with Stripe Elements to control the look of the Credit Card field.
For more information about which classes may be applied, check out the classes reference in Stripe’s documentation.
Usage
add_filter( 'gform_stripe_elements_classes', 'your_function_name', 10, 2);
Parameters
Examples
Check out Stripe’s documentation to see what options are available for the classes.
add_filter( 'gform_stripe_elements_classes', 'set_stripe_classes', 10, 2); function set_stripe_classes( $cardClasses, $formId ){ $cardClasses = array( 'base' => 'TestElement', 'complete' => 'TestComplete', 'invalid' => 'TestInvalid' ); return $cardClasses; }
Placement
This code should be placed in the functions.php file of your active theme.
Since
This filter was added in Stripe version 2.6.
Source Code
This filter is located in GFStripe::register_init_scripts() in gravityformsstripe/class-gf-stripe.php.