fractionalSecond
const fractionalSecond: RegExp = /^[0-9]{1,9}$/;RegExp matching 1–9 fractional-second digits (nanosecond precision).
Examples
Section titled “Examples”import { fractionalSecond } from "@northguild/gmt";fractionalSecond.test("123") // true (milliseconds)fractionalSecond.test("123456789") // true (nanoseconds)fractionalSecond.test("1234567890") // false (more than 9 digits)fractionalSecond.test("") // false (empty)