statickidz

<?php

/** 
 * @snippet       Show Custom Filter and Admin Column for Catalog Visibility @ WooCommerce Products Admin
 * @sourcecode    https://gist.github.com/statickidz/6a539550d8e0d13d2c3d12318672e816
 * @author        Adrián Barrio Andrés (statickidz.com)
 */

add_filter('woocommerce_product_filters', 'skidz_filter_by_catalog_visibility_dashboard_products');

met-eric

add_action( 'woocommerce_cart_coupon', 'custom_woocommerce_empty_cart_button' );
function custom_woocommerce_empty_cart_button() {
	echo '<a href="' . esc_url( add_query_arg( 'empty_cart', 'yes' ) ) . '" class="button" title="' . esc_attr( 'Empty Cart', 'woocommerce' ) . '">' . esc_html( 'Empty Cart', 'woocommerce' ) . '</a>';
}

add_action( 'wp_loaded', 'custom_woocommerce_empty_cart_action', 20 );
function custom_woocommerce_empty_cart_action() {
	if ( isset( $_GET['empty_cart'] ) && 'yes' === esc_html( $_GET['empty_cart'] ) ) {
		WC()->cart->empty_cart();