How TO - Random Number Between Two Numbers


Learn how to get a random number between two numbers in JavaScript.


Random Numbers

This JavaScript function always returns a random number between a minimum (included) and maximum number (excluded):

Example

function getRndInteger(min, max) {
  return Math.floor(Math.random() * (max - min) ) + min;
}
Try it Yourself »

This JavaScript function always returns a random number between min and max (both included):

Example

function getRndInteger(min, max) {
  return Math.floor(Math.random() * (max - min + 1) ) + min;
}
Try it Yourself »

Read more about Random Numbers in our JavaScript Random Tutorial.


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