code: function () {
              var clone = Base.clone.call(this);
  
              // Clone "words" array
              var words = clone.words = this.words.slice(0);
  
              // Clone each X64Word object
              var wordsLength = words.length;
              for (var i = 0; i < wordsLength; i++) {
                  words[i] = words[i].clone();
              }
  
              return clone;
          }
docs: Creates a copy of this word array.
  
  @return {X64WordArray} The clone.
  
  @example
  
  var clone = x64WordArray.clone();