JavaScript pseudo-random number generator

rand.js

/**
 * Pseudo-random number generator
 * @author Nurudin Imsirovic <[email protected]>
 * @param {number} count How many numbers to concatenate [1..10]
 * @returns {number}
 */
function rand(count = 10) {
  count |= 0

  if (0 >= count)
    count = 1

  if (count > 10)
    count = 10

  let accum = ''

  while (1) {
    let num = Math.random() * 10 | 0

    if (0 >= num)
      continue

    accum += num

    if (!--count)
      break
  }

  return +accum
}