how to get a random whole number 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: angular random number between 1 and 10

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