js + random number in range without math.floor code example

Example 1: random int between two numbers javascript

// Between any two numbers
Math.floor(Math.random() * (max - min + 1)) + min;

// Between 0 and max
Math.floor(Math.random() * (max + 1));

// Between 1 and max
Math.floor(Math.random() * max) + 1;

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);

Example 3: how to generate random number in javascript

var randomNo = Math.floor(Math.rand() * 10000000001);
console.log(randomNo);

//This will generate random number

Example 4: math.random every number no range

int jj = reader.nextInt();