Code-Snippets-Functions/Execute a function on a child site/WooCommerce/modify-proceed-to-checkout-button-without-shipping-method.txt

add_action( 'woocommerce_proceed_to_checkout', 'modify_checkout_button_no_shipping', 1 );
function modify_checkout_button_no_shipping() {
    $chosen_shipping_methods = WC()->session->get( 'chosen_shipping_methods' );
    // removes empty values from the array
    $chosen_shipping_methods = array_filter( $chosen_shipping_methods );
    if ( empty( $chosen_shipping_methods ) ) {
        remove_action( 'woocommerce_proceed_to_checkout', 'woocommerce_button_proceed_to_checkout', 20 );
        echo '<a href="'.esc_url(wc_get_checkout_url()).'" class="checkout-button button alt wc-forward">' . __("Alternate checkout text", "woocommerce") . '</a>';
    }
}