Common/Util/Formatter.php
private function getCurrencyFormatter()
    {
        if ($this->currencyFormatter) {
            return $this->currencyFormatter;
        }

        return $this->currencyFormatter = NumberFormatter::create($this->locale, NumberFormatter::CURRENCY);
    }
private function getCurrencyFormatter()
    {
        if ($this->currencyFormatter) {
            return $this->currencyFormatter;
        }

        return $this->currencyFormatter = NumberFormatter::create($this->locale, NumberFormatter::CURRENCY);
    }
Returns the currency formatter.

@return NumberFormatter