Function S

pkgs/core/src/_lib/format/lightFormatters/index.ts:84–91

(date: Date, token: string)

  // Fraction of second
  S(date: Date, token: string): string {
    const numberOfDigits = token.length;
    const milliseconds = date.getMilliseconds();
    const fractionalSeconds = Math.trunc(
      milliseconds * Math.pow(10, numberOfDigits - 3),
    );
    return addLeadingZeros(fractionalSeconds, token.length);
  },
};