WordPress at a glance
action is not described

woocommerce_cart_coupon action-hook . WC 1.0

Usage

add_action( 'woocommerce_cart_coupon', 'action_function_name_4015' );
function action_function_name_4015(){
	// action...
}

Where the hook is called

In file: /templates/cart/cart.php
woocommerce_cart_coupon
woocommerce/templates/cart/cart.php 144
<?php do_action( 'woocommerce_cart_coupon' ); ?>

Where in WP core the hook is used WooCommerce

Usage not found.