WC_Tax::round PHP Méthode

    public static function round($in)
    {
        return apply_filters('woocommerce_tax_round', round($in, self::$precision), $in);
    }

 /**
  * Gets order total - formatted for display.
  *
  * @return string
  */
 public function get_formatted_order_total($tax_display = '', $display_refunded = true)
 {
     $formatted_total = wc_price($this->get_total(), array('currency' => $this->get_order_currency()));
     $order_total = $this->get_total();
     $total_refunded = $this->get_total_refunded();
     $tax_string = '';
     // Tax for inclusive prices
     if (wc_tax_enabled() && 'incl' == $tax_display) {
         $tax_string_array = array();
         if ('itemized' == get_option('woocommerce_tax_total_display')) {
             foreach ($this->get_tax_totals() as $code => $tax) {
                 $tax_amount = $total_refunded && $display_refunded ? wc_price(WC_Tax::round($tax->amount - $this->get_total_tax_refunded_by_rate_id($tax->rate_id)), array('currency' => $this->get_order_currency())) : $tax->formatted_amount;
                 $tax_string_array[] = sprintf('%s %s', $tax_amount, $tax->label);
             }
         } else {
             $tax_amount = $total_refunded && $display_refunded ? $this->get_total_tax() - $this->get_total_tax_refunded() : $this->get_total_tax();
             $tax_string_array[] = sprintf('%s %s', wc_price($tax_amount, array('currency' => $this->get_order_currency())), WC()->countries->tax_or_vat());
         }
         if (!empty($tax_string_array)) {
             $tax_string = ' ' . sprintf(__('(Includes %s)', 'woocommerce'), implode(', ', $tax_string_array));
         }
     }
     if ($total_refunded && $display_refunded) {
         $formatted_total = '<del>' . strip_tags($formatted_total) . '</del> <ins>' . wc_price($order_total - $total_refunded, array('currency' => $this->get_order_currency())) . $tax_string . '</ins>';
     } else {
         $formatted_total .= $tax_string;
     }
     return apply_filters('woocommerce_get_formatted_order_total', $formatted_total, $this);
 }