Function formatCurrency

packages/common/src/i18n/format_number.ts:186–218

(
  value: number,
  locale: string,
  currency: string,
  currencyCode?: string,
  digitsInfo?: string,
)

 * @publicApi
 */
export function formatCurrency(
  value: number,
  locale: string,
  currency: string,
  currencyCode?: string,
  digitsInfo?: string,
): string {
  const format = getLocaleNumberFormat(locale, NumberFormatStyle.Currency);
  const pattern = parseNumberFormat(format, getLocaleNumberSymbol(locale, NumberSymbol.MinusSign));

  pattern.minFrac = getNumberOfCurrencyDigits(currencyCode!);
  pattern.maxFrac = pattern.minFrac;

  const res = formatNumberToLocaleString(
    value,
    pattern,
    locale,
    NumberSymbol.CurrencyGroup,
    NumberSymbol.CurrencyDecimal,
    digitsInfo,
  );
  return (
    res
      .replace(CURRENCY_CHAR, currency)
      // if we have 2 time the currency character, the second one is ignored
      .replace(CURRENCY_CHAR, '')
      // If there is a spacing between currency character and the value and
      // the currency character is suppressed by passing an empty string, the
      // spacing character would remain as part of the string. Then we
      // should remove it.
      .trim()
  );
}

/**
 * @ngModule CommonModule