javascript string to hexadecimal format code example

Example 1: to hex javascript

var rgbToHex = function (rgb) { 
  var hex = Number(rgb).toString(16);
  if (hex.length < 2) {
       hex = "0" + hex;
  }
  return hex;
};

Example 2: javascript ascii to hex

function ascii_to_hex(str)
  {
	var arr1 = [];
	for (var n = 0, l = str.length; n < l; n ++) 
     {
		var hex = Number(str.charCodeAt(n)).toString(16);
		arr1.push(hex);
	 }
	return arr1.join('');
   }