code: function merge(Obj1, Obj2) {
      if (typeof Obj1 != 'object') {
          return {};
      }
      if (typeof Obj2 != 'object') {
          return Obj1;
      }
      for (var index in Obj2) {
          if (Obj2.hasOwnProperty(index)) {
              Obj1[index] = Obj2[index];
          }
      }
  
      return Obj1;
  }
docs: 合并对象
  @param {Object} Obj1
  @param {Object} Obj2
  @returns {Object}