Convert number to hex string - Node.js Number

Node.js examples for Number:Hex

  1. HOME
  2. Node.js
  3. Number
  4. Hex

Description

Convert number to hex string

Demo Code

Number.prototype.toHexString = function() {
  if (this === null) { return null; }
  if (isNaN(this)) { return this; }
  var num;//  w ww .  j av  a 2 s  .c  o  m
  var hex;
  if (this < 0) {
    num = 0xFFFFFFFF + this + 1;
  }
  else {
    num = this;
  }
  hex = num.toString(16).toUpperCase();
  return "0x" + ("00000000".substr(0, 8 - hex.length) + hex);
}

Related Tutorials