githubmirror/lodash

has.js

35 строк805 B

John-David Dalton

Bump to v4.9.0.

08 апр 2016, 11:30

08 апр 2016, 11:3057f1942

define(['./_baseHas', './_hasPath'], function(baseHas, hasPath) {

  /**
   * Checks if `path` is a direct property of `object`.
   *
   * @static
   * @since 0.1.0
   * @memberOf _
   * @category Object
   * @param {Object} object The object to query.
   * @param {Array|string} path The path to check.
   * @returns {boolean} Returns `true` if `path` exists, else `false`.
   * @example
   *
   * var object = { 'a': { 'b': 2 } };
   * var other = _.create({ 'a': _.create({ 'b': 2 }) });
   *
   * _.has(object, 'a');
   * // => true
   *
   * _.has(object, 'a.b');
   * // => true
   *
   * _.has(object, ['a', 'b']);
   * // => true
   *
   * _.has(other, 'a');
   * // => false
   */
  function has(object, path) {
    return object != null && hasPath(object, path, baseHas);
  }

  return has;
});