BigUint64.isBigUint64
import { BigUint64 } from "https://raw.githubusercontent.com/i-xi-dev/buffer-utils.es/6.2.3/deps.ts";
const { isBigUint64 } = BigUint64;Determines whether the passed test is a 64-bit unsigned integer.
function isBigUint64(test: unknown): boolean;