Math random mdn code example
Example 1: math random equitative js
function getRandomInt(min, max) {
return Math.floor(Math.random() * (max - min)) + min;
}
Example 2: javascript get random number in range
function getRandomNumberBetween(min,max){
return Math.floor(Math.random()*(max-min+1)+min);
}
//usage example: getRandomNumberBetween(20,400);