WC_Cart::__get PHP Method

    public function __get($key)
    {
        switch ($key) {
            case 'prices_include_tax':
                return wc_prices_include_tax();
                break;
            case 'round_at_subtotal':
                return 'yes' === get_option('woocommerce_tax_round_at_subtotal');
                break;
            case 'tax_display_cart':
                return get_option('woocommerce_tax_display_cart');
                break;
            case 'dp':
                return wc_get_price_decimals();
                break;
            case 'display_totals_ex_tax':
            case 'display_cart_ex_tax':
                return 'excl' === $this->tax_display_cart;
                break;
            case 'cart_contents_weight':
                return $this->get_cart_contents_weight();
                break;
            case 'cart_contents_count':
                return $this->get_cart_contents_count();
                break;
            case 'tax':
                wc_deprecated_argument('WC_Cart->tax', '2.3', 'Use WC_Tax:: directly');
                $this->tax = new WC_Tax();
                return $this->tax;
            case 'discount_total':
                wc_deprecated_argument('WC_Cart->discount_total', '2.3', 'After tax coupons are no longer supported. For more information see: https://woocommerce.wordpress.com/2014/12/upcoming-coupon-changes-in-woocommerce-2-3/');
                return 0;
        }
    }