code: function (transformFnc) {
              var ret = [];
              transformFnc = transformFnc || function (item, index) {
                  return item;
              };
  
  
              this.each(function (item, index) {
                  ret.push(transformFnc(item, index));
              });
  
              return ret;
          }
docs: *
  Transforms List to an array
  You can specify a transform fnc
  @param {Function} transformFnc
  @return {Array}