JS get random number between

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

//usage example: getRandomNumberBetween(20,400); 
Math.floor(Math.random() * 6) + 1  Math.floor(Math.random() * 10);//Returns random Int between 0 and 2 (included)
Math.floor(Math.random()*3)Math.random();
Source

Also in JavaScript: