phpjs/functions/math/mt_getrandmax.js

php.js offers community built php functions in javascript

function mt_getrandmax() {
  //  discuss at: http://phpjs.org/functions/mt_getrandmax/
  // original by: Onno Marsman
  //   example 1: mt_getrandmax();
  //   returns 1: 2147483647

  return 2147483647;
}