Hook to support tour extras in cart.

Source

File: /templates/content-cart.php
Used by: /templates/content-cart.php

Parameters
$trip_extras, $cart_id, $trip_id

Example:

function prefix_wp_travel_tour_extras_cart_block( $trip_extras, $cart_id, $trip_id ) {
esc_html_e( ‘This is content added using this hook’, ‘text-domain’ );
}
add_action( ‘wp_travel_tour_extras_cart_block', 'prefix_wp_travel_tour_extras_cart_block’ );