code: function baseHas(object, key) {
          // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`,
          // that are composed entirely of index properties, return `false` for
          // `hasOwnProperty` checks of them.
          return hasOwnProperty.call(object, key) || typeof object == 'object' && key in object && getPrototypeOf(object) === null;
        }
docs: The base implementation of `_.has` without support for deep paths.
  
  @private
  @param {Object} object The object to query.
  @param {Array|string} key The key to check.
  @returns {boolean} Returns `true` if `key` exists, else `false`.