Empty WooCommerce cart

empty-woocommerce-cart.php

<?php

/**
 * Empties the cart and optionally the persistent cart too.
 *
 * @param bool $clear_persistent_cart (default: true)
 */
public function empty_cart( $clear_persistent_cart = true ) {
        $this->cart_contents = array();
        $this->reset( true );

        unset( WC()->session->order_awaiting_payment, WC()->session->applied_coupons, WC()->session->coupon_discount_amounts, WC()->session->coupon_discount_tax_amounts, WC()->session->cart );

        if ( $clear_persistent_cart && get_current_user_id() ) {
                $this->persistent_cart_destroy();
        }

        do_action( 'woocommerce_cart_emptied' );
}