Convert a Number to a String!.js

/*
Convert a Number to a String!

ESCRIPTION:

We need a function that can transform a number (integer) into a string.

What ways of achieving this do you know?

Examples (input --> output):
123  --> "123"
999  --> "999"
-100 --> "-100"

SOLUTION: 
*/
const numberToString = (num) => num.toString()