how to declare a random number to specific range in js code example

Example 1: javascript get random number in range

function getRandomNumberBetween(min,max){
    return Math.floor(Math.random()*(max-min+1)+min);
}

//usage example: getRandomNumberBetween(20,400);

Example 2: random in a range js

const rnd = (min,max) => { return Math.floor(Math.random() * (max - min + 1) + min) };