code: function(pe){// Shortcuts
  var ue=pe.words,be=pe.sigBytes,he=this._map;pe.clamp();for(var me=[],ge=0;ge<be;ge+=3)for(var _e=255&ue[ge>>>2]>>>24-8*(ge%4),ve=255&ue[ge+1>>>2]>>>24-8*((ge+1)%4),Se=255&ue[ge+2>>>2]>>>24-8*((ge+2)%4),ke=0;4>ke&&ge+0.75*ke<be;ke++)me.push(he.charAt(63&(_e<<16|ve<<8|Se)>>>6*(3-ke)));// Add padding
  var Ie=he.charAt(64);if(Ie)for(;me.length%4;)me.push(Ie);return me.join("")}
docs: Converts a word array to a Base64 string.
  
  @param {WordArray} wordArray The word array.
  
  @return {string} The Base64 string.
  
  @static
  
  @example
  
  var base64String = CryptoJS.enc.Base64.stringify(wordArray);