jQuery md5 hash vs time

Benchmark created by Vuly on


Preparation HTML

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js">
</script>

Setup

/**
     * jQuery MD5 hash algorithm function
     * 
     *  <code>
     *          Calculate the md5 hash of a String 
     *          String $.md5 ( String str )
     *  </code>
     * 
     * Calculates the MD5 hash of str using the » RSA Data Security, Inc. MD5 Message-Digest Algorithm, and returns that hash. 
     * MD5 (Message-Digest algorithm 5) is a widely-used cryptographic hash function with a 128-bit hash value. MD5 has been employed in a wide variety of security applications, and is also commonly used to check the integrity of data. The generated hash is also non-reversable. Data cannot be retrieved from the message digest, the digest uniquely identifies the data.
     * MD5 was developed by Professor Ronald L. Rivest in 1994. Its 128 bit (16 byte) message digest makes it a faster implementation than SHA-1.
     * This script is used to process a variable length message into a fixed-length output of 128 bits using the MD5 algorithm. It is fully compatible with UTF-8 encoding. It is very useful when u want to transfer encrypted passwords over the internet. If you plan using UTF-8 encoding in your project don't forget to set the page encoding to UTF-8 (Content-Type meta tag). 
     * This function orginally get from the WebToolkit and rewrite for using as the jQuery plugin.
     * 
     * Example
     *  Code
     *          <code>
     *                  $.md5("I'm Persian."); 
     *          </code>
     *  Result
     *          <code>
     *                  "b8c901d0f02223f9761016cfff9d68df"
     *          </code>
     * 
     * @alias Muhammad Hussein Fattahizadeh < muhammad [AT] semnanweb [DOT] com >
     * @link http://www.semnanweb.com/jquery-plugin/md5.html
     * @see http://www.webtoolkit.info/
     * @license http://www.gnu.org/licenses/gpl.html [GNU General Public License]
     * @param {jQuery} {md5:function(string))
     * @return string
     */
    
    (function($) {
    
      var rotateLeft = function(lValue, iShiftBits) {
          return (lValue << iShiftBits) | (lValue >>> (32 - iShiftBits));
          }
          
          
          
      var addUnsigned = function(lX, lY) {
          var lX4, lY4, lX8, lY8, lResult;
          lX8 = (lX & 0x80000000);
          lY8 = (lY & 0x80000000);
          lX4 = (lX & 0x40000000);
          lY4 = (lY & 0x40000000);
          lResult = (lX & 0x3FFFFFFF) + (lY & 0x3FFFFFFF);
          if (lX4 & lY4) return (lResult ^ 0x80000000 ^ lX8 ^ lY8);
          if (lX4 | lY4) {
            if (lResult & 0x40000000) return (lResult ^ 0xC0000000 ^ lX8 ^ lY8);
            else return (lResult ^ 0x40000000 ^ lX8 ^ lY8);
          } else {
            return (lResult ^ lX8 ^ lY8);
          }
          }
          
          
          
      var F = function(x, y, z) {
          return (x & y) | ((~x) & z);
          }
          
          
          
      var G = function(x, y, z) {
          return (x & z) | (y & (~z));
          }
          
          
          
      var H = function(x, y, z) {
          return (x ^ y ^ z);
          }
          
          
          
      var I = function(x, y, z) {
          return (y ^ (x | (~z)));
          }
          
          
          
      var FF = function(a, b, c, d, x, s, ac) {
          a = addUnsigned(a, addUnsigned(addUnsigned(F(b, c, d), x), ac));
          return addUnsigned(rotateLeft(a, s), b);
          };
    
      var GG = function(a, b, c, d, x, s, ac) {
          a = addUnsigned(a, addUnsigned(addUnsigned(G(b, c, d), x), ac));
          return addUnsigned(rotateLeft(a, s), b);
          };
    
      var HH = function(a, b, c, d, x, s, ac) {
          a = addUnsigned(a, addUnsigned(addUnsigned(H(b, c, d), x), ac));
          return addUnsigned(rotateLeft(a, s), b);
          };
    
      var II = function(a, b, c, d, x, s, ac) {
          a = addUnsigned(a, addUnsigned(addUnsigned(I(b, c, d), x), ac));
          return addUnsigned(rotateLeft(a, s), b);
          };
    
      var convertToWordArray = function(string) {
          var lWordCount;
          var lMessageLength = string.length;
          var lNumberOfWordsTempOne = lMessageLength + 8;
          var lNumberOfWordsTempTwo = (lNumberOfWordsTempOne - (lNumberOfWordsTempOne % 64)) / 64;
          var lNumberOfWords = (lNumberOfWordsTempTwo + 1) * 16;
          var lWordArray = Array(lNumberOfWords - 1);
          var lBytePosition = 0;
          var lByteCount = 0;
          while (lByteCount < lMessageLength) {
            lWordCount = (lByteCount - (lByteCount % 4)) / 4;
            lBytePosition = (lByteCount % 4) * 8;
            lWordArray[lWordCount] = (lWordArray[lWordCount] | (string.charCodeAt(lByteCount) << lBytePosition));
            lByteCount++;
          }
          lWordCount = (lByteCount - (lByteCount % 4)) / 4;
          lBytePosition = (lByteCount % 4) * 8;
          lWordArray[lWordCount] = lWordArray[lWordCount] | (0x80 << lBytePosition);
          lWordArray[lNumberOfWords - 2] = lMessageLength << 3;
          lWordArray[lNumberOfWords - 1] = lMessageLength >>> 29;
          return lWordArray;
          };
    
      var wordToHex = function(lValue) {
          var WordToHexValue = "",
              WordToHexValueTemp = "",
              lByte, lCount;
          for (lCount = 0; lCount <= 3; lCount++) {
            lByte = (lValue >>> (lCount * 8)) & 255;
            WordToHexValueTemp = "0" + lByte.toString(16);
            WordToHexValue = WordToHexValue + WordToHexValueTemp.substr(WordToHexValueTemp.length - 2, 2);
          }
          return WordToHexValue;
          };
    
      var uTF8Encode = function(string) {
          string = string.replace(/\x0d\x0a/g, "\x0a");
          var output = "";
          for (var n = 0; n < string.length; n++) {
            var c = string.charCodeAt(n);
            if (c < 128) {
              output += String.fromCharCode(c);
            } else if ((c > 127) && (c < 2048)) {
              output += String.fromCharCode((c >> 6) | 192);
              output += String.fromCharCode((c & 63) | 128);
            } else {
              output += String.fromCharCode((c >> 12) | 224);
              output += String.fromCharCode(((c >> 6) & 63) | 128);
              output += String.fromCharCode((c & 63) | 128);
            }
          }
          return output;
          };
    
      $.extend({
        md5: function(string) {
          var x = Array();
          var k, AA, BB, CC, DD, a, b, c, d;
          var S11 = 7,
              S12 = 12,
              S13 = 17,
              S14 = 22;
          var S21 = 5,
              S22 = 9,
              S23 = 14,
              S24 = 20;
          var S31 = 4,
              S32 = 11,
              S33 = 16,
              S34 = 23;
          var S41 = 6,
              S42 = 10,
              S43 = 15,
              S44 = 21;
          string = uTF8Encode(string);
          x = convertToWordArray(string);
          a = 0x67452301;
          b = 0xEFCDAB89;
          c = 0x98BADCFE;
          d = 0x10325476;
          for (k = 0; k < x.length; k += 16) {
            AA = a;
            BB = b;
            CC = c;
            DD = d;
            a = FF(a, b, c, d, x[k + 0], S11, 0xD76AA478);
            d = FF(d, a, b, c, x[k + 1], S12, 0xE8C7B756);
            c = FF(c, d, a, b, x[k + 2], S13, 0x242070DB);
            b = FF(b, c, d, a, x[k + 3], S14, 0xC1BDCEEE);
            a = FF(a, b, c, d, x[k + 4], S11, 0xF57C0FAF);
            d = FF(d, a, b, c, x[k + 5], S12, 0x4787C62A);
            c = FF(c, d, a, b, x[k + 6], S13, 0xA8304613);
            b = FF(b, c, d, a, x[k + 7], S14, 0xFD469501);
            a = FF(a, b, c, d, x[k + 8], S11, 0x698098D8);
            d = FF(d, a, b, c, x[k + 9], S12, 0x8B44F7AF);
            c = FF(c, d, a, b, x[k + 10], S13, 0xFFFF5BB1);
            b = FF(b, c, d, a, x[k + 11], S14, 0x895CD7BE);
            a = FF(a, b, c, d, x[k + 12], S11, 0x6B901122);
            d = FF(d, a, b, c, x[k + 13], S12, 0xFD987193);
            c = FF(c, d, a, b, x[k + 14], S13, 0xA679438E);
            b = FF(b, c, d, a, x[k + 15], S14, 0x49B40821);
            a = GG(a, b, c, d, x[k + 1], S21, 0xF61E2562);
            d = GG(d, a, b, c, x[k + 6], S22, 0xC040B340);
            c = GG(c, d, a, b, x[k + 11], S23, 0x265E5A51);
            b = GG(b, c, d, a, x[k + 0], S24, 0xE9B6C7AA);
            a = GG(a, b, c, d, x[k + 5], S21, 0xD62F105D);
            d = GG(d, a, b, c, x[k + 10], S22, 0x2441453);
            c = GG(c, d, a, b, x[k + 15], S23, 0xD8A1E681);
            b = GG(b, c, d, a, x[k + 4], S24, 0xE7D3FBC8);
            a = GG(a, b, c, d, x[k + 9], S21, 0x21E1CDE6);
            d = GG(d, a, b, c, x[k + 14], S22, 0xC33707D6);
            c = GG(c, d, a, b, x[k + 3], S23, 0xF4D50D87);
            b = GG(b, c, d, a, x[k + 8], S24, 0x455A14ED);
            a = GG(a, b, c, d, x[k + 13], S21, 0xA9E3E905);
            d = GG(d, a, b, c, x[k + 2], S22, 0xFCEFA3F8);
            c = GG(c, d, a, b, x[k + 7], S23, 0x676F02D9);
            b = GG(b, c, d, a, x[k + 12], S24, 0x8D2A4C8A);
            a = HH(a, b, c, d, x[k + 5], S31, 0xFFFA3942);
            d = HH(d, a, b, c, x[k + 8], S32, 0x8771F681);
            c = HH(c, d, a, b, x[k + 11], S33, 0x6D9D6122);
            b = HH(b, c, d, a, x[k + 14], S34, 0xFDE5380C);
            a = HH(a, b, c, d, x[k + 1], S31, 0xA4BEEA44);
            d = HH(d, a, b, c, x[k + 4], S32, 0x4BDECFA9);
            c = HH(c, d, a, b, x[k + 7], S33, 0xF6BB4B60);
            b = HH(b, c, d, a, x[k + 10], S34, 0xBEBFBC70);
            a = HH(a, b, c, d, x[k + 13], S31, 0x289B7EC6);
            d = HH(d, a, b, c, x[k + 0], S32, 0xEAA127FA);
            c = HH(c, d, a, b, x[k + 3], S33, 0xD4EF3085);
            b = HH(b, c, d, a, x[k + 6], S34, 0x4881D05);
            a = HH(a, b, c, d, x[k + 9], S31, 0xD9D4D039);
            d = HH(d, a, b, c, x[k + 12], S32, 0xE6DB99E5);
            c = HH(c, d, a, b, x[k + 15], S33, 0x1FA27CF8);
            b = HH(b, c, d, a, x[k + 2], S34, 0xC4AC5665);
            a = II(a, b, c, d, x[k + 0], S41, 0xF4292244);
            d = II(d, a, b, c, x[k + 7], S42, 0x432AFF97);
            c = II(c, d, a, b, x[k + 14], S43, 0xAB9423A7);
            b = II(b, c, d, a, x[k + 5], S44, 0xFC93A039);
            a = II(a, b, c, d, x[k + 12], S41, 0x655B59C3);
            d = II(d, a, b, c, x[k + 3], S42, 0x8F0CCC92);
            c = II(c, d, a, b, x[k + 10], S43, 0xFFEFF47D);
            b = II(b, c, d, a, x[k + 1], S44, 0x85845DD1);
            a = II(a, b, c, d, x[k + 8], S41, 0x6FA87E4F);
            d = II(d, a, b, c, x[k + 15], S42, 0xFE2CE6E0);
            c = II(c, d, a, b, x[k + 6], S43, 0xA3014314);
            b = II(b, c, d, a, x[k + 13], S44, 0x4E0811A1);
            a = II(a, b, c, d, x[k + 4], S41, 0xF7537E82);
            d = II(d, a, b, c, x[k + 11], S42, 0xBD3AF235);
            c = II(c, d, a, b, x[k + 2], S43, 0x2AD7D2BB);
            b = II(b, c, d, a, x[k + 9], S44, 0xEB86D391);
            a = addUnsigned(a, AA);
            b = addUnsigned(b, BB);
            c = addUnsigned(c, CC);
            d = addUnsigned(d, DD);
          }
          var tempValue = wordToHex(a) + wordToHex(b) + wordToHex(c) + wordToHex(d);
          return tempValue.toLowerCase();
        }
      });
    })(jQuery);

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md5
var test = $.md5("I'm Persian.");
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time
var test = new Date().getTime();
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