Files
freeCodeCamp/curriculum/challenges/chinese/03-front-end-libraries/redux/define-an-action-creator.md
Oliver Eyton-Williams ee1e8abd87 feat(curriculum): restore seed + solution to Chinese (#40683)
* feat(tools): add seed/solution restore script

* chore(curriculum): remove empty sections' markers

* chore(curriculum): add seed + solution to Chinese

* chore: remove old formatter

* fix: update getChallenges

parse translated challenges separately, without reference to the source

* chore(curriculum): add dashedName to English

* chore(curriculum): add dashedName to Chinese

* refactor: remove unused challenge property 'name'

* fix: relax dashedName requirement

* fix: stray tag

Remove stray `pre` tag from challenge file.

Signed-off-by: nhcarrigan <nhcarrigan@gmail.com>

Co-authored-by: nhcarrigan <nhcarrigan@gmail.com>
2021-01-12 19:31:00 -07:00

1.1 KiB
Raw Blame History

id, title, challengeType, forumTopicId, dashedName
id title challengeType forumTopicId dashedName
5a24c314108439a4d403614e 定义一个 Action Creator 6 301441 define-an-action-creator

--description--

创建 action 后要将 action 发送到 Redux store以便它可以更新其状态。在 Redux 中你可以定义动作创建器来完成此任务action creator 只是一个返回动作的 JavaScript 函数换句话说action creator 创建表示动作事件的对象。

--instructions--

定义名为actionCreator()的函数,该函数在调用时返回action对象。

--hints--

函数actionCreator应该存在。

assert(typeof actionCreator === 'function');

运行actionCreator函数应返回 action 对象。

assert(typeof action === 'object');

返回的 action 应具有值为LOGIN的键值类型。

assert(action.type === 'LOGIN');

--seed--

--seed-contents--

const action = {
  type: 'LOGIN'
}
// Define an action creator here:

--solutions--

const action = {
  type: 'LOGIN'
}
const actionCreator = () => {
  return action;
};