Method transform

packages/common/src/pipes/number_pipe.ts:178–191

* * @param value The number to be formatted as a percentage. * @param digitsInfo Decimal representation options, specified by a string * in the following format: * {minIntegerDigits}.{minFractionDigits}-{maxFractionDigits} . * - `minIntegerDigits`: The minimum number

(
    value: number | string | null | undefined,
    digitsInfo?: string,
    locale?: string,
  )

   * See [Setting your app locale](guide/i18n/locale-id).
   */
  transform(
    value: number | string | null | undefined,
    digitsInfo?: string,
    locale?: string,
  ): string | null {
    if (!isValue(value)) return null;
    locale ||= this._locale;
    try {
      const num = strToNumber(value);
      return formatPercent(num, locale, digitsInfo);
    } catch (error) {
      throw invalidPipeArgumentError(PercentPipe, (error as Error).message);
    }
  }
}

/**