{"id":80,"date":"2022-05-29T14:58:01","date_gmt":"2022-05-29T06:58:01","guid":{"rendered":"http:\/\/www.33weixin.com\/index\/?p=80"},"modified":"2022-05-29T15:00:18","modified_gmt":"2022-05-29T07:00:18","slug":"%e7%8a%b6%e6%80%81%e7%ae%a1%e7%90%86","status":"publish","type":"post","link":"http:\/\/www.33weixin.com\/index\/index.php\/2022\/05\/29\/%e7%8a%b6%e6%80%81%e7%ae%a1%e7%90%86\/","title":{"rendered":"\u72b6\u6001\u7ba1\u7406"},"content":{"rendered":"

\u7c7b Flux \u72b6\u6001\u7ba1\u7406\u7684\u5b98\u65b9\u5b9e\u73b0<\/h2>\n

\u7531\u4e8e\u591a\u4e2a\u72b6\u6001\u5206\u6563\u7684\u8de8\u8d8a\u5728\u8bb8\u591a\u7ec4\u4ef6\u548c\u4ea4\u4e92\u95f4\u5404\u4e2a\u89d2\u843d\uff0c\u5927\u578b\u5e94\u7528\u590d\u6742\u5ea6\u4e5f\u7ecf\u5e38\u9010\u6e10\u589e\u957f\u3002\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0cVue \u63d0\u4f9b\u00a0vuex<\/a>\uff1a \u6211\u4eec\u6709\u53d7\u5230 Elm \u542f\u53d1\u7684\u72b6\u6001\u7ba1\u7406\u5e93\u3002vuex \u751a\u81f3\u96c6\u6210\u5230\u00a0vue-devtools<\/a>\uff0c\u65e0\u9700\u914d\u7f6e\u5373\u53ef\u8bbf\u95ee\u65f6\u5149\u65c5\u884c\u3002<\/p>\n

React \u7684\u5f00\u53d1\u8005\u8bf7\u53c2\u8003\u4ee5\u4e0b\u4fe1\u606f<\/h3>\n

\u5982\u679c\u4f60\u662f\u6765\u81ea React \u7684\u5f00\u53d1\u8005\uff0c\u4f60\u53ef\u80fd\u4f1a\u5bf9 vuex \u548c\u00a0redux<\/a>\u00a0\u95f4\u7684\u5dee\u5f02\u8868\u793a\u5173\u6ce8\uff0credux \u662f React \u751f\u6001\u73af\u5883\u4e2d\u6700\u6d41\u884c\u7684 Flux \u5b9e\u73b0\u3002Redux \u4e8b\u5b9e\u4e0a\u65e0\u6cd5\u611f\u77e5\u89c6\u56fe\u5c42\uff0c\u6240\u4ee5\u5b83\u80fd\u591f\u8f7b\u677e\u7684\u901a\u8fc7\u4e00\u4e9b\u7b80\u5355\u7ed1\u5b9a<\/a>\u548cVue\u4e00\u8d77\u4f7f\u7528\u3002vuex\u533a\u522b\u5728\u4e8e\u5b83\u662f\u4e00\u4e2a\u4e13\u95e8\u4e3a vue \u5e94\u7528\u6240\u8bbe\u8ba1\u3002\u8fd9\u4f7f\u5f97\u5b83\u80fd\u591f\u66f4\u597d\u5730\u548cvue\u8fdb\u884c\u6574\u5408\uff0c\u540c\u65f6\u63d0\u4f9b\u7b80\u6d01\u7684API\u548c\u6539\u5584\u8fc7\u7684\u5f00\u53d1\u4f53\u9a8c\u3002<\/p>\n

\u7b80\u5355\u72b6\u6001\u7ba1\u7406\u8d77\u6b65\u4f7f\u7528<\/h2>\n

\u7ecf\u5e38\u88ab\u5ffd\u7565\u7684\u662f\uff0cVue \u5e94\u7528\u4e2d\u539f\u59cb\u00a0\u6570\u636e<\/code>\u00a0\u5bf9\u8c61\u7684\u5b9e\u9645\u6765\u6e90 – \u5f53\u8bbf\u95ee\u6570\u636e\u5bf9\u8c61\u65f6\uff0c\u4e00\u4e2a Vue \u5b9e\u4f8b\u53ea\u662f\u7b80\u5355\u7684\u4ee3\u7406\u8bbf\u95ee\u3002\u6240\u4ee5\uff0c\u5982\u679c\u4f60\u6709\u4e00\u5904\u9700\u8981\u88ab\u591a\u4e2a\u5b9e\u4f8b\u95f4\u5171\u4eab\u7684\u72b6\u6001\uff0c\u53ef\u4ee5\u7b80\u5355\u5730\u901a\u8fc7\u7ef4\u62a4\u4e00\u4efd\u6570\u636e\u6765\u5b9e\u73b0\u5171\u4eab\uff1a<\/p>\n

const<\/span> sourceOfTruth = {}\n\nconst<\/span> vmA = new<\/span> Vue({\n  data: sourceOfTruth\n})\n\nconst<\/span> vmB = new<\/span> Vue({\n  data: sourceOfTruth\n})\n<\/code><\/pre>\n
\u73b0\u5728\u5f53\u00a0sourceOfTruth<\/code>\u00a0\u53d1\u751f\u53d8\u5316\uff0cvmA<\/code>\u00a0\u548c\u00a0vmB<\/code>\u00a0\u90fd\u5c06\u81ea\u52a8\u7684\u66f4\u65b0\u5f15\u7528\u5b83\u4eec\u7684\u89c6\u56fe\u3002\u5b50\u7ec4\u4ef6\u4eec\u7684\u6bcf\u4e2a\u5b9e\u4f8b\u4e5f\u4f1a\u901a\u8fc7\u00a0this.$root.$data<\/code>\u00a0\u53bb\u8bbf\u95ee\u3002\u73b0\u5728\u6211\u4eec\u6709\u4e86\u552f\u4e00\u7684\u5b9e\u9645\u6765\u6e90\uff0c\u4f46\u662f\uff0c\u8c03\u8bd5\u5c06\u4f1a\u53d8\u4e3a\u5669\u68a6\u3002\u4efb\u4f55\u65f6\u95f4\uff0c\u6211\u4eec\u5e94\u7528\u4e2d\u7684\u4efb\u4f55\u90e8\u5206\uff0c\u5728\u4efb\u4f55\u6570\u636e\u6539\u53d8\u540e\uff0c\u90fd\u4e0d\u4f1a\u7559\u4e0b\u53d8\u66f4\u8fc7\u7684\u8bb0\u5f55\u3002<\/p>\n
\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u6211\u4eec\u91c7\u7528\u4e00\u4e2a\u7b80\u5355\u7684\u00a0store \u6a21\u5f0f<\/strong>\uff1a<\/p>\n
var<\/span> store = {\n  debug: true<\/span>,\n  state: {\n    message: 'Hello!'<\/span>\n  },\n  setMessageAction (newValue) {\n    this<\/span>.debug && console<\/span>.log('setMessageAction triggered with'<\/span>, newValue)\n    this<\/span>.state.message = newValue\n  },\n  clearMessageAction () {\n    this<\/span>.debug && console<\/span>.log('clearMessageAction triggered'<\/span>)\n    this<\/span>.state.message = 'action B triggered'<\/span>\n  }\n}\n<\/code><\/pre>\n
\u9700\u8981\u6ce8\u610f\uff0c\u6240\u6709 store \u4e2d state \u7684\u6539\u53d8\uff0c\u90fd\u653e\u7f6e\u5728 store \u81ea\u8eab\u7684 action \u4e2d\u53bb\u7ba1\u7406\u3002\u8fd9\u79cd\u96c6\u4e2d\u5f0f\u72b6\u6001\u7ba1\u7406\u80fd\u591f\u88ab\u66f4\u5bb9\u6613\u5730\u7406\u89e3\u54ea\u79cd\u7c7b\u578b\u7684 mutation \u5c06\u4f1a\u53d1\u751f\uff0c\u4ee5\u53ca\u5b83\u4eec\u662f\u5982\u4f55\u88ab\u89e6\u53d1\u3002\u5f53\u9519\u8bef\u51fa\u73b0\u65f6\uff0c\u6211\u4eec\u73b0\u5728\u4e5f\u4f1a\u6709\u4e00\u4e2a log \u8bb0\u5f55 bug \u4e4b\u524d\u53d1\u751f\u4e86\u4ec0\u4e48\u3002<\/p>\n
\u6b64\u5916\uff0c\u6bcf\u4e2a\u5b9e\u4f8b\/\u7ec4\u4ef6\u4ecd\u7136\u53ef\u4ee5\u62e5\u6709\u548c\u7ba1\u7406\u81ea\u5df1\u7684\u79c1\u6709\u72b6\u6001\uff1a<\/p>\n
var<\/span> vmA = new<\/span> Vue({\n  data: {\n    privateState: {},\n    sharedState: store.state\n  }\n})\n\nvar<\/span> vmB = new<\/span> Vue({\n  data: {\n    privateState: {},\n    sharedState: store.state\n  }\n})\n<\/code><\/pre>\n
\"\u72b6\u6001\u7ba1\u7406\"<\/p>\n
\u91cd\u8981\u7684\u662f\uff0c\u6ce8\u610f\u4f60\u4e0d\u5e94\u8be5\u5728 action \u4e2d \u66ff\u6362\u539f\u59cb\u7684\u72b6\u6001\u5bf9\u8c61 – \u7ec4\u4ef6\u548c store \u9700\u8981\u5f15\u7528\u540c\u4e00\u4e2a\u5171\u4eab\u5bf9\u8c61\uff0cmutation \u624d\u80fd\u591f\u88ab\u89c2\u5bdf<\/p>\n
vuex<\/a>\u00a0\u7ed9\u6211\u4eec\u5e26\u6765\u4e86\u6574\u4e2a\u5faa\u73af\u673a\u5236\uff0c\u5982\u679c\u4f60\u8bfb\u4e86\u8fd9\u4e48\u4e45\uff0c\u4e0d\u59a8\u53bb\u5c1d\u8bd5\u4e00\u4e0b\u5b83\uff01<\/p>\n
\n
\u539f\u6587\uff1a\u00a0http:\/\/vuejs.org\/guide\/state-management.html<\/a><\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"
\u7c7b Flux \u72b6\u6001\u7ba1\u7406\u7684\u5b98\u65b9\u5b9e\u73b0 \u7531\u4e8e\u591a\u4e2a\u72b6\u6001\u5206\u6563\u7684\u8de8\u8d8a\u5728\u8bb8\u591a\u7ec4\u4ef6\u548c\u4ea4\u4e92\u95f4\u5404\u4e2a\u89d2\u843d\uff0c\u5927\u578b\u5e94\u7528\u590d\u6742\u5ea6\u4e5f\u7ecf\u5e38\u9010\u6e10\u589e…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[5],"tags":[],"_links":{"self":[{"href":"http:\/\/www.33weixin.com\/index\/index.php\/wp-json\/wp\/v2\/posts\/80"}],"collection":[{"href":"http:\/\/www.33weixin.com\/index\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.33weixin.com\/index\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.33weixin.com\/index\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.33weixin.com\/index\/index.php\/wp-json\/wp\/v2\/comments?post=80"}],"version-history":[{"count":1,"href":"http:\/\/www.33weixin.com\/index\/index.php\/wp-json\/wp\/v2\/posts\/80\/revisions"}],"predecessor-version":[{"id":81,"href":"http:\/\/www.33weixin.com\/index\/index.php\/wp-json\/wp\/v2\/posts\/80\/revisions\/81"}],"wp:attachment":[{"href":"http:\/\/www.33weixin.com\/index\/index.php\/wp-json\/wp\/v2\/media?parent=80"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.33weixin.com\/index\/index.php\/wp-json\/wp\/v2\/categories?post=80"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.33weixin.com\/index\/index.php\/wp-json\/wp\/v2\/tags?post=80"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\u63a5\u7740\u6211\u4eec\u7ee7\u7eed\u5ef6\u4f38\u7ea6\u5b9a\uff0c\u7ec4\u4ef6\u4e0d\u5141\u8bb8\u76f4\u63a5\u4fee\u6539\u5c5e\u4e8e store \u5b9e\u4f8b\u7684 state\uff0c\u800c\u5e94\u6267\u884c action \u6765\u5206\u53d1 (dispatch) \u4e8b\u4ef6\u901a\u77e5 store \u53bb\u6539\u53d8\uff0c\u6211\u4eec\u6700\u7ec8\u8fbe\u6210\u4e86\u00a0Flux<\/a>\u00a0\u67b6\u6784\u3002\u8fd9\u6837\u7ea6\u5b9a\u7684\u597d\u5904\u662f\uff0c\u6211\u4eec\u80fd\u591f\u8bb0\u5f55\u6240\u6709 store \u4e2d\u53d1\u751f\u7684 state \u6539\u53d8\uff0c\u540c\u65f6\u5b9e\u73b0\u80fd\u505a\u5230\u8bb0\u5f55\u53d8\u66f4 (mutation) \u3001\u4fdd\u5b58\u72b6\u6001\u5feb\u7167\u3001\u5386\u53f2\u56de\u6eda\/\u65f6\u5149\u65c5\u884c\u7684\u5148\u8fdb\u7684\u8c03\u8bd5\u5de5\u5177\u3002<\/p>\n