woocommerce_restore_cart_item │ action-hook │ WC 1.0

Usage

add_action( 'woocommerce_restore_cart_item', 'wp_kama_woocommerce_restore_cart_item_action', 10, 2 );

/**
 * Function for `woocommerce_restore_cart_item` action-hook.
 * 
 * @param  $cart_item_key 
 * @param  $that          
 *
 * @return void
 */
function wp_kama_woocommerce_restore_cart_item_action( $cart_item_key, $that ){

	// action...
}

$cart_item_key

-

$that

-

Where the hook is called

do_action( 'woocommerce_restore_cart_item', $cart_item_key, $this );

Where the hook is used in WooCommerce