math.random *9 code example

Example 1: javascript get random number

// Returns a number between min and max
function getRandomArbitrary(min, max) {
  return Math.random() * (max - min) + min;
}

Example 2: random number in js

Math.floor(Math.random() * 5)   // print 0 to 5 && 5 not included

# it will give whole random number upto 5.
# you can add your lastIndex at place of (5).
# Math.floor() function returns the largest integer less than or equal to a given number.