how to get a random number between 2-12 in js code example

Example 1: javascript random no between 2 numbers

function randomIntFromInterval(min, max) { // min and max included 
  return Math.floor(Math.random() * (max - min + 1) + min);
}

Example 2: angular random number between 1 and 10

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