Unique ID Generator

uniqueid.js

/** 
 * A function which takes no arguments and returns a unique string ID.
 *
 * Requirements:
 *  - The id must be unique for the current process only
 *  - The id should avoid hashing collisions when used as a key in a map
 *  - The function must not create global variables
 *  - The value of `Math.random()` cannot be assumed to be unique
 *  - The browser `Crypto` object may not be used
 */
const createUID = ...


// Example Usage
console.log(createUID())