randomBetween.js

randomBetween.js

/**
 * Get a random int between two values
 * @param  {Int}  min
 * @param  {Int}  max
 * @return {Int}
*/
export function randomBetween(min = 0, max = 0) {
  return Math.floor(Math.random() * (max - min + 1) + min)
}

/**
 * Get a random int between two values, except one value.
 * @param  {Int}  min
 * @param  {Int}  max
 * @param  {Int}  except
 * @return {Int}
*/
export function randomBetweenExcept(min = 0, max = 0, except) {
  if (min === max) {
    return min
  }

  var num = Math.floor(Math.random() * (max - min + 1) + min)
  return (num === except) ? randomBetweenExcept(min, max, except) : num
}