{"id":594,"date":"2024-04-06T12:43:00","date_gmt":"2024-04-06T04:43:00","guid":{"rendered":"https:\/\/fugary.com\/?p=594"},"modified":"2024-04-08T11:01:15","modified_gmt":"2024-04-08T03:01:15","slug":"%e6%96%b0vue3%e5%b8%b8%e8%a7%81%e9%97%ae%e9%a2%98%e4%b8%8e%e6%8a%80%e5%b7%a7%e6%95%b4%e7%90%86","status":"publish","type":"post","link":"https:\/\/fugary.com\/?p=594","title":{"rendered":"\u65b0Vue3\u5e38\u89c1\u95ee\u9898\u4e0e\u6280\u5de7\u6574\u7406"},"content":{"rendered":"

Vue3<\/code>\u5df2\u7ecf\u53d1\u5e03\u5f88\u957f\u65f6\u95f4\u4e86\uff0c\u6700\u65b0\u7248\u672c\u5df2\u7ecf\u5230\u4e863.4.x<\/code>\uff082023-12<\/code>\u6708\u5e95\u5f00\u59cb\u5347\u7ea7\u52303.4<\/code>\uff09\uff0c\u529f\u80fd\u57fa\u672c\u7a33\u5b9a\u3002<\/p>\n

Vue\u5b98\u7f51\uff1ahttps:\/\/cn.vuejs.org\/<\/a><\/p>\n

<\/a>\u9009\u9879\u5f0f\u4e0e\u7ec4\u5408\u5f0f<\/h3>\n

\u9996\u5148\u770b\u5230Vue3<\/code>\u6700\u5148\u53ef\u80fd\u9700\u8981\u7684\u662f\u9009\u62e9\u9009\u9879\u5f0f\u8fd8\u662f\u7ec4\u5408\u5f0fAPI<\/code>\uff0c\u8fd9\u4e24\u79cd\u90fd\u662fVue3<\/code>\u652f\u6301\u7684\u5f00\u53d1\u6a21\u5f0f\uff0c\u53ef\u4ee5\u6839\u636e\u4e60\u60ef\u6765\u9009\u62e9\uff0c\u4e0d\u8fc7\u7ec4\u5408\u5f0f\u662f\u6700\u65b0\u7684\u6a21\u5f0f\uff0c\u5efa\u8bae\u65b0\u9879\u76ee\u90fd\u662f\u7528\u7ec4\u5408\u5f0fAPI<\/code>\uff0c\u4e0b\u9762\u6574\u7406\u4e0b\u4e3b\u8981\u533a\u522b\u4e0e\u4f7f\u7528<\/p>\n

    \n
  1. \u9009\u9879\u5f0fAPI<\/code>\u6838\u5fc3\u5c31\u662fVue<\/code>\u5b9e\u4f8b\u5bf9\u8c61\uff0c\u6240\u6709\u6570\u636e\u90fd\u662f\u9644\u52a0\u5230\u7ec4\u4ef6\u5b9e\u4f8b\u4e0a\uff0c\u56e0\u6b64\u7528\u5f97\u6700\u591a\u7684\u5c31\u662fthis<\/code>\n
      \n
    1. \u9009\u9879\u5f0fAPI\u5c31\u662f\u8fd4\u56de\u4e00\u4e2a\u5bf9\u8c61\uff0c\u5305\u542b\u5404\u79cd\u9009\u9879<\/li>\n
    2. \u6570\u636e\u3001\u8ba1\u7b97\u5c5e\u6027\u3001props\u914d\u7f6e\u3001\u65b9\u6cd5\u7b49\u6709\u72ec\u7acb\u7684\u533a\u57df\uff0c\u6bd4\u8f83\u9002\u5408\u65b0\u624b\u7ec4\u7ec7\u6570\u636e\uff0c\u7b80\u5355\u9875\u9762\u4e5f\u662f\u5f88\u65b9\u4fbf<\/li>\n
    3. \u590d\u6742\u9875\u9762\u5c31\u6bd4\u8f83\u6df7\u4e71\uff0c\u529f\u80fd\u76f8\u5173\u7684\u4ee3\u7801\u88ab\u5206\u6563\u5728\u5404\u4e2a\u9009\u9879\u533a\u57df\uff0c\u4e0d\u5229\u4e8e\u4ee3\u7801\u91cd\u7528<\/li>\n
    4. \n
      export<\/span> default<\/span> {<\/span>\n  \/\/ data() \u8fd4\u56de\u7684\u5c5e\u6027\u5c06\u4f1a\u6210\u4e3a\u54cd\u5e94\u5f0f\u7684\u72b6\u6001<\/span>\n  \/\/ \u5e76\u4e14\u66b4\u9732\u5728 `this` \u4e0a<\/span>\n  data<\/span>()<\/span> {<\/span>\n    return<\/span> {<\/span>\n      count<\/span>:<\/span> 0<\/span>\n    }<\/span>\n  },<\/span>\n  \/\/ methods \u662f\u4e00\u4e9b\u7528\u6765\u66f4\u6539\u72b6\u6001\u4e0e\u89e6\u53d1\u66f4\u65b0\u7684\u51fd\u6570<\/span>\n  \/\/ \u5b83\u4eec\u53ef\u4ee5\u5728\u6a21\u677f\u4e2d\u4f5c\u4e3a\u4e8b\u4ef6\u5904\u7406\u5668\u7ed1\u5b9a<\/span>\n  methods<\/span>:<\/span> {<\/span>\n    increment<\/span>()<\/span> {<\/span>\n      this<\/span>.<\/span>count<\/span>++<\/span>\n    }<\/span>\n  },<\/span>\n  \/\/ \u751f\u547d\u5468\u671f\u94a9\u5b50\u4f1a\u5728\u7ec4\u4ef6\u751f\u547d\u5468\u671f\u7684\u5404\u4e2a\u4e0d\u540c\u9636\u6bb5\u88ab\u8c03\u7528<\/span>\n  \/\/ \u4f8b\u5982\u8fd9\u4e2a\u51fd\u6570\u5c31\u4f1a\u5728\u7ec4\u4ef6\u6302\u8f7d\u5b8c\u6210\u540e\u88ab\u8c03\u7528<\/span>\n  mounted<\/span>()<\/span> {<\/span>\n    console<\/span>.<\/span>log<\/span>(`<\/span>The<\/span> initial count is $<\/span>{<\/span>this<\/span>.<\/span>count<\/span>}.`)<\/span>\n  }<\/span>\n}<\/span><\/code><\/pre>\n<\/li>\n<\/ol>\n<\/li>\n
    5. \u7ec4\u5408\u5f0fAPI<\/code>\u7531\u5f00\u53d1\u8005\u63a7\u5236\u600e\u4e48\u7ec4\u7ec7\u4ee3\u7801\n
        \n
      1. \u529f\u80fd\u6bd4\u8f83\u7b80\u5355\u7684\u9875\u9762\u53ef\u4ee5\u987a\u5e8f\u7f16\u5199\u4ee3\u7801\uff0c\u770b\u8d77\u6765\u4e5f\u6bd4\u8f83\u7b26\u5408\u5f00\u53d1\u4e60\u60ef<\/li>\n
      2. \u4e5f\u53ef\u4ee5\u628a\u76f8\u540c\u529f\u80fd\u6574\u5408\u5230\u4e00\u5757\uff0c\u751a\u81f3\u53ef\u4ee5\u653e\u5230js<\/code>\u6587\u4ef6\u4e2d\uff0c\u51cf\u5c11\u5355\u6587\u4ef6\u7ec4\u4ef6\u7684\u4ee3\u7801\u4f53\u79ef<\/li>\n
      3. \u7ec4\u5408\u5f0fAPI<\/code>\u53ef\u4ee5\u4ee3\u66ff\u4ee5\u524d\u7684mixins<\/code>\uff0c\u628a\u901a\u7528\u7684\u529f\u80fd\u62bd\u6210useXXX<\/code>\u6a21\u5f0f\uff0c\u53c2\u8003VueUse<\/a>\u5e93\uff0c\u5b9e\u73b0\u4ee3\u7801\u91cd\u7528<\/li>\n
      4. \n
        export<\/span> const<\/span> useXXX <\/span>=<\/span> ()<\/span> =><\/span> {<\/span> \/\/ \u7ec4\u5408\u5f0f\u529f\u80fd\u5c01\u88c5<\/span>\n  const<\/span> data <\/span>=<\/span> ref<\/span>(<\/span>0<\/span>);<\/span>\n  const<\/span> doubleData <\/span>=<\/span> computed<\/span>(()<\/span> =><\/span> data<\/span>.<\/span>value <\/span>*<\/span> 2<\/span>);<\/span>\n  const<\/span> processData <\/span>=<\/span> (<\/span>newData<\/span>)<\/span> =><\/span> {<\/span>\n    \/\/ \u5904\u7406\u6570\u636e\uff0c\u4fee\u6539\u6570\u636e<\/span>\n    data<\/span>.<\/span>value <\/span>=<\/span> newData<\/span>;<\/span>\n  };<\/span>\n  return<\/span> {<\/span> data<\/span>,<\/span> doubleData<\/span>,<\/span> processData <\/span>};<\/span>\n};<\/span><\/code><\/pre>\n<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n
        <\/a>ref\u548creactive\u9009\u62e9<\/h3>\n
        \u521a\u63a5\u89e6Vue3<\/code>\u7ecf\u5e38\u4f1a\u60f3ref<\/code>\u548creactive<\/code>\u600e\u4e48\u9009\u62e9\uff0c\u8981\u505a\u51fa\u9009\u62e9\u9996\u5148\u8981\u7406\u89e3\u4ed6\u4eec\u7684\u533a\u522b<\/p>\n
          \n
        1. \u57fa\u672c\u6570\u636e\u7c7b\u578b\u6ca1\u6709\u5176\u4ed6\u9009\u62e9\uff0c\u53ea\u80fdref<\/code>\uff0creactive<\/code>\u662f\u4f7f\u7528\u4ee3\u7406\uff0c\u53ea\u80fd\u7528\u4e8e\u5bf9\u8c61\u548c\u6570\u7ec4\n
            \n
          1. ref<\/code>\u652f\u6301\u4ee3\u7406\u5bf9\u8c61\u548c\u57fa\u672c\u6570\u636e\u7c7b\u578b<\/li>\n
          2. reactive<\/code>\u53ea\u80fd\u4ee3\u7406\u5bf9\u8c61\u7c7b\u578b<\/li>\n
          3. \n
            const<\/span> data1 <\/span>=<\/span> ref<\/span>(<\/span>0<\/span>)<\/span>\nconst<\/span> data2 <\/span>=<\/span> ref<\/span>({})<\/span> \/\/ \u8fd4\u56deRefImpl\u5b9e\u4f8b<\/span>\nconst<\/span> data3 <\/span>=<\/span> reactive<\/span>({})<\/span> \/\/ \u8fd4\u56deProxy\u5b9e\u4f8b<\/span><\/code><\/pre>\n<\/li>\n<\/ol>\n<\/li>\n
          4. ref<\/code>\u652f\u6301\u91cd\u65b0\u8d4b\u503c\uff0creactive<\/code>\u53ea\u652f\u6301\u4fee\u6539\u5bf9\u8c61\u5185\u90e8\u5c5e\u6027\n
              \n
            1. \u5982\u679c\u9700\u8981\u91cd\u65b0\u8d4b\u503c\u7684\u53ea\u80fd\u7528ref<\/code><\/li>\n
            2. \n
              const<\/span> data1 <\/span>=<\/span> ref<\/span>({})<\/span>\nconst<\/span> data2 <\/span>=<\/span> reactive<\/span>({})<\/span>\ndata1<\/span>.<\/span>value <\/span>=<\/span> newData\ndata2<\/span>.<\/span>name <\/span>=<\/span> 'gary'<\/span> \/\/ \u53ef\u4ee5\u54cd\u5e94<\/span>\ndata2 <\/span>=<\/span> newData <\/span>\/\/ \u8d4b\u503c\u4f1a\u5931\u53bb\u54cd\u5e94\uff0c\u53d8\u6210\u666e\u901a\u5bf9\u8c61<\/span><\/code><\/pre>\n<\/li>\n<\/ol>\n<\/li>\n
            3. ref<\/code>\u7528\u4e8e\u5bf9\u8c61\u5b9e\u9645\u4e5f\u662f\u8c03\u7528reactive<\/code>\n
                \n
              1. \n
                const<\/span> data1 <\/span>=<\/span> ref<\/span>({})<\/span> \/\/ \u8fd4\u56deRefImpl\u5b9e\u4f8b\uff0c\u5185\u90e8\u6709\u4e2a_value\u5c5e\u6027\uff0c\u503c\u5c31\u662freactive({})<\/span>\nconst<\/span> data2 <\/span>=<\/span> reactive<\/span>({})<\/span> \/\/ \u8fd4\u56deProxy\u5b9e\u4f8b<\/span><\/code><\/pre>\n<\/li>\n<\/ol>\n<\/li>\n
              2. \u54cd\u5e94\u5f0f\u539f\u7406\n
                  \n
                1. ref<\/code>\u7684value<\/code>\u8d4b\u503c\u54cd\u5e94\u5f0f\u662f\u901a\u8fc7value<\/code>\u7684get<\/code>\u548cset<\/code>\u65b9\u6cd5\u5b9e\u73b0\n
                    \n
                  1. ref<\/code>\u5bf9\u8c61\u5fc5\u987b\u901a\u8fc7value<\/code>\u8bbf\u95ee\u503c\uff08\u6a21\u677f\u4e2d\u53ef\u4ee5\u7701\u7565\uff09<\/li>\n
                  2. \n
                    \/** \n\u65b0\u5efa\u6216\u4fee\u6539\u65f6\u5982\u679c\u662f\u5bf9\u8c61\u7528reactive\u5305\u88c5\u4e00\u5c42\nif(typeof value === 'object'){\n   this._value = reactive(value)\n}\n*\/<\/span>\nclass<\/span> RefImpl<\/span> {<\/span> \/\/ \u7b80\u5355\u5b9e\u73b0\u4ee3\u7801<\/span>\n   constructor<\/span>(<\/span>value<\/span>)<\/span> {<\/span>\n       this<\/span>.<\/span>_value <\/span>=<\/span> value\n   <\/span>}<\/span>\n   get<\/span> value<\/span>(){<\/span>\n       console<\/span>.<\/span>log<\/span>(<\/span>'ref\u4f9d\u8d56\u641c\u96c6'<\/span>)<\/span>\n       return<\/span> this<\/span>.<\/span>_value\n   <\/span>}<\/span>\n   set<\/span> value<\/span>(<\/span>value<\/span>){<\/span>\n       console<\/span>.<\/span>log<\/span>(<\/span>'ref\u4f9d\u8d56\u89e6\u53d1'<\/span>)<\/span>\n       this<\/span>.<\/span>_value <\/span>=<\/span> value\n   <\/span>}<\/span>\n}<\/span>\nconst<\/span> ref <\/span>=<\/span> value <\/span>=><\/span> new<\/span> RefImpl<\/span>(<\/span>value<\/span>)<\/span><\/code><\/pre>\n<\/li>\n<\/ol>\n<\/li>\n
                  3. reactive\u7684\u54cd\u5e94\u5f0f\u662f\u901a\u8fc7Proxy\u5b9e\u73b0\n
                      \n
                    1. reactive\u7531\u4e8e\u662f<\/li>\n
                    2. \n
                      const<\/span> reactive <\/span>=<\/span> (<\/span>value<\/span>)<\/span> =><\/span> {<\/span>\n    return<\/span> new<\/span> Proxy<\/span>(<\/span>value<\/span>,<\/span> {<\/span>\n        get<\/span>(...<\/span>args<\/span>){<\/span>\n            console<\/span>.<\/span>log<\/span>(<\/span>'reactive\u4f9d\u8d56\u641c\u96c6'<\/span>)<\/span>\n            return<\/span> Reflect<\/span>.<\/span>get<\/span>(...<\/span>args<\/span>)<\/span>\n        },<\/span>\n        set<\/span>(...<\/span>args<\/span>){<\/span>\n            console<\/span>.<\/span>log<\/span>(<\/span>'reactive\u89e6\u53d1\u4f9d\u8d56'<\/span>)<\/span>\n            return<\/span> Reflect<\/span>.<\/span>set<\/span>(...<\/span>args<\/span>)<\/span>\n        }<\/span>\n    })<\/span>\n}<\/span><\/code><\/pre>\n<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n
                      \u6ce8\u610f\uff1a\u5efa\u8bae\u65b0\u624b\u76f4\u63a5ref\u4e00\u5200\u5207\u5c31\u53ef\u4ee5\uff0c\u6ca1\u6709\u5fc5\u8981\u8003\u8651\u90a3\u4e48\u591a<\/strong><\/p>\n
                      <\/a>\u53cc\u5411\u7ed1\u5b9a<\/h3>\n
                      Vue<\/code>\u4e2d\u6570\u636e\u7ed1\u5b9a\u6709\u53cc\u5411\u7ed1\u5b9a\uff0c\u4ee5\u53ca\u7236\u4f20\u5b50\u5355\u5411\u7ed1\u5b9a\uff0cVue3<\/code>\u76f8\u6bd4Vue2<\/code>\u5728v-model<\/code>\u8fd9\u5757\u6709\u4e0d\u5c11\u53d8\u5316<\/p>\n
                      \u53cc\u5411\u7ed1\u5b9a\u9700\u8981\u5b50\u7ec4\u4ef6\u4e2d\u53d1\u5e03\u66f4\u65b0\u4e8b\u4ef6emit('update:xxx', newValue)<\/code><\/strong><\/p>\n
                      <\/a>Vue2<\/code>\u7248\u672c<\/h4>\n
                        \n
                      1. \u5355\u5411\u7ed1\u5b9a\uff08\u7236\u4f20\u5b50\uff09\n
                           <input<\/span> v-bind:value<\/span> =<\/span> \"data\"<\/span>><\/span>\n   <!--\u7b80\u5199--><\/span>\n   <input<\/span> :<\/span>value<\/span>=<\/span>\"data\"<\/span>><\/span><\/code><\/pre>\n<\/li>\n
                      2. \u53cc\u5411\u7ed1\u5b9a\n
                          \n
                        1. \n
                          <input<\/span> v-model<\/span>=<\/span>\"data\"<\/span>><\/span>\n<!--\u975evalue\u5c5e\u6027\u53cc\u5411\u7ed1\u5b9a--><\/span>\n<input<\/span> :<\/span>test<\/span>=<\/span>\"data\"<\/span> @<\/span>update:test<\/span>=<\/span>\"data=$event\"<\/span>><\/span>\n<!--\u7b80\u5199--><\/span>\n<input<\/span> :<\/span>test<\/span>.<\/span>sync<\/span>=<\/span>\"data\"<\/span>><\/span><\/code><\/pre>\n<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n
                          <\/a>Vue3<\/code>\u7248\u672c<\/h4>\n
                            \n
                          1. \u5355\u5411\u7ed1\u5b9a\uff0cVue3<\/code>\u7684v-model<\/code>\u4f7f\u7528modelValue<\/code>\u4ee3\u66ff\u539fvalue<\/code>\n
                              \n
                            1. \n
                              <input<\/span> v-bind:modelValue<\/span>=<\/span>\"data\"<\/span>><\/span>\n<!--\u7b80\u5199--><\/span>\n<input<\/span> :<\/span>modelValue<\/span>=<\/span>\"data\"<\/span>><\/span><\/code><\/pre>\n<\/li>\n<\/ol>\n<\/li>\n
                            2. \u53cc\u5411\u7ed1\u5b9a\uff0cvue2<\/code>\u4e2d\u90a3\u79cd.sync<\/code>\u4fee\u9970\u7b26\u6a21\u5f0f\u5e9f\u5f03\u6389\u4e86\n
                                \n
                              1. \n
                                <input<\/span> v-model<\/span>=<\/span>\"data\"<\/span>\/><\/span>\n<!--\u975emodelValue\u5c5e\u6027\u53cc\u5411\u7ed1\u5b9a--><\/span>\n<input<\/span> :<\/span>test<\/span>=<\/span>\"data\"<\/span> @<\/span>update:test<\/span>=<\/span>\"data=$event\"<\/span>><\/span>\n<!--\u7b80\u5199--><\/span>\n<input<\/span> v-model:test<\/span>=<\/span>\"data\"<\/span>><\/span><\/code><\/pre>\n<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n
                                <\/a>\u5355\u5411\u6570\u636e\u6d41<\/h3>\n
                                \u5728\u5f00\u53d1Vue<\/code>\u7ec4\u4ef6\u7684\u65f6\u5019\uff0c\u6211\u4eec\u53ef\u80fd\u9700\u8981\u5305\u88c5\u73b0\u6709\u5185\u7f6e\u7ec4\u4ef6\uff0c\u7136\u540e\u5b9e\u73b0v-model<\/code>\u8f6c\u53d1\uff0c\u7b80\u5355\u5305\u88c5\u4e00\u4e2a\u6587\u672c\u6846\u7684\u7ec4\u4ef6\u5982\u4e0b\uff1a<\/p>\n
                                <script<\/span> setup<\/span>><\/span>\ndefineProps<\/span>({<\/span>\n  modelValue<\/span>:<\/span> {<\/span>\n    type<\/span>:<\/span> String<\/span>,<\/span>\n    default<\/span>:<\/span> ''<\/span>\n  }<\/span>\n})<\/span>\n<\/script><\/span>\n<template><\/span>\n  <input<\/span> v-model<\/span>=<\/span>\"modelValue\"<\/span>><\/span>\n<\/template><\/span><\/code><\/pre>\n
                                \u6211\u4eec\u4f1a\u53d1\u73b0\u8fd9\u91cc\u6709ESLint<\/code>\u7684\u9519\u8bef\uff0c\u76f4\u63a5\u62a5\u9519\u4e86\uff0c\u867d\u7136\u53ef\u80fd\u5173\u6389\u76f8\u5173\u9a8c\u8bc1\uff0c\u4f46\u662f\u6700\u597d\u4fdd\u7559\u3002<\/p>\n
                                ESLint: Unexpected mutation of \u201cmodelValue\u201d prop.(vue\/no-mutating-props)<\/p><\/blockquote>\n
                                \u6ce8\u610f\uff0c\u8fd9\u662f\u56e0\u4e3aVue\u662f\u63a8\u8350\u5355\u5411\u6570\u636e\u6d41\uff0c\u4e0d\u76f4\u63a5\u66f4\u6539\u7236\u7ec4\u4ef6\u4f20\u9012\u7684\u503c\uff0c\u5fc5\u987b\u901a\u8fc7\u4e8b\u4ef6\u6765\u66f4\u65b0\uff0c\u5373\uff1aupdate:modelValue\u4e8b\u4ef6\uff0c\u975e\u5fc5\u8981\u4e0d\u8981\u6253\u7834\u5355\u5411\u6570\u636e\u6d41<\/strong><\/p>\n
                                <\/a>v-model\u6807\u51c6\u5f00\u53d1<\/h4>\n
                                \u6211\u4eec\u6709\u5f88\u591a\u79cd\u65b9\u5f0f\u6765\u5f00\u53d1\u8fd9\u4e2a\u529f\u80fd<\/p>\n
                                  \n
                                1. \u5b9a\u4e49\u4e00\u4e2a\u65b0\u53d8\u91cf\u6765\u5b9e\u73b0\uff0c\u8fd9\u79cd\u65b9\u5f0f\u5b9e\u73b0\u8d77\u6765\u6bd4\u8f83\u7e41\u7410\uff0c\u4e86\u89e3\u5373\u53ef\n
                                    \n
                                  1. \n
                                    <script<\/span> setup<\/span>><\/span>\nimport<\/span> {<\/span> ref<\/span>,<\/span> watch <\/span>}<\/span> from <\/span>'vue'<\/span>\nconst<\/span> props <\/span>=<\/span> defineProps<\/span>({<\/span>\n  modelValue<\/span>:<\/span> {<\/span> type<\/span>:<\/span> String<\/span>,<\/span> default<\/span>:<\/span> ''<\/span> }<\/span>\n})<\/span>\nconst<\/span> emit <\/span>=<\/span> defineEmits<\/span>([<\/span>'update:modelValue'<\/span>])<\/span> \/\/ \u4e8b\u4ef6\u5b9a\u4e49<\/span>\nconst<\/span> childModel <\/span>=<\/span> ref<\/span>(<\/span>props<\/span>.<\/span>modelValue<\/span>)<\/span> \/\/ \u65b0\u53d8\u53d8\u91cf<\/span>\nwatch<\/span>(()<\/span> =><\/span> props<\/span>.<\/span>modelValue<\/span>,<\/span> (<\/span>val<\/span>)<\/span> =><\/span> {<\/span> \/\/ \u76d1\u63a7props\u6570\u636e\u53d8\u5316<\/span>\n  childModel<\/span>.<\/span>value <\/span>=<\/span> val\n<\/span>})<\/span>\nwatch<\/span>(<\/span>childModel<\/span>,<\/span> (<\/span>val<\/span>)<\/span> =><\/span> {<\/span> \/\/ \u76d1\u63a7\u5b50\u7ec4\u4ef6\u6570\u636e\u53d8\u5316<\/span>\n  emit<\/span>(<\/span>'update:modelValue'<\/span>,<\/span> val<\/span>)<\/span>\n})<\/span>\n<\/script><\/span>\n<template><\/span>\n  <input<\/span> v-model<\/span>=<\/span>\"childModel\"<\/span>><\/span>\n<\/template><\/span><\/code><\/pre>\n<\/li>\n<\/ol>\n<\/li>\n
                                  2. \u4f7f\u7528\u5b9a\u5236get<\/code>\u548cset<\/code>\u7684\u8ba1\u7b97\u5c5e\u6027\uff0c\u8fd9\u4e2a\u65b9\u5f0f\u7b97\u662f\u6bd4\u8f83\u7b80\u5355\u7684\n
                                      \n
                                    1. \n
                                      <script<\/span> setup<\/span>><\/span>\nimport<\/span> {<\/span> computed <\/span>}<\/span> from <\/span>'vue'<\/span>\nconst<\/span> props <\/span>=<\/span> defineProps<\/span>({<\/span>\n  modelValue<\/span>:<\/span> {<\/span> type<\/span>:<\/span> String<\/span>,<\/span> default<\/span>:<\/span> ''<\/span> }<\/span>\n})<\/span>\nconst<\/span> emit <\/span>=<\/span> defineEmits<\/span>([<\/span>'update:modelValue'<\/span>])<\/span> \/\/ \u4e8b\u4ef6\u5b9a\u4e49<\/span>\nconst<\/span> childModel <\/span>=<\/span> computed<\/span>({<\/span>\n  get<\/span> ()<\/span> {<\/span>\n    return<\/span> props<\/span>.<\/span>modelValue\n  <\/span>},<\/span>\n  set<\/span> (<\/span>val<\/span>)<\/span> {<\/span>\n    emit<\/span>(<\/span>'update:modelValue'<\/span>,<\/span> val<\/span>)<\/span>\n  }<\/span>\n})<\/span>\n<\/script><\/span>\n<template><\/span>\n  <input<\/span> v-model<\/span>=<\/span>\"childModel\"<\/span>><\/span>\n<\/template><\/span><\/code><\/pre>\n<\/li>\n<\/ol>\n<\/li>\n
                                    2. \u4f7f\u7528VueUse<\/code>\u7684useVModel<\/code>\u5b9e\u73b0\n
                                        \n
                                      1. \u4e0a\u9762\u7684\u65b9\u6cd5\u6574\u4f53\u770b\u8d77\u6765\u8fd8\u662f\u6709\u70b9\u7e41\u7410\uff0cVueUse<\/code>\u5728\u6b64\u57fa\u7840\u4e0a\u505a\u4e86\u4e00\u4e2a\u5de5\u5177\u65b9\u6cd5\uff1auseVModel<\/code><\/li>\n
                                      2. \n
                                        <script<\/span> setup<\/span>><\/span>\nimport<\/span> {<\/span> useVModel <\/span>}<\/span> from <\/span>'@vueuse\/core'<\/span>\nconst<\/span> props <\/span>=<\/span> defineProps<\/span>({<\/span>\n  modelValue<\/span>:<\/span> {<\/span> type<\/span>:<\/span> String<\/span>,<\/span> default<\/span>:<\/span> ''<\/span> }<\/span>\n})<\/span>\nconst<\/span> emit <\/span>=<\/span> defineEmits<\/span>([<\/span>'update:modelValue'<\/span>])<\/span> \/\/ \u4e8b\u4ef6\u5b9a\u4e49<\/span>\nconst<\/span> childModel <\/span>=<\/span> useVModel<\/span>(<\/span>props<\/span>,<\/span> 'modelValue'<\/span>,<\/span> emit<\/span>)<\/span>\n<\/script><\/span>\n<template><\/span>\n  <input<\/span> v-model<\/span>=<\/span>\"childModel\"<\/span>><\/span>\n<\/template><\/span><\/code><\/pre>\n<\/li>\n<\/ol>\n<\/li>\n
                                      3. Vue3.4.x<\/code>\u4e4b\u540e\u6709\u65b0\u7684\u65b9\u5f0f\uff08\u63a8\u8350\uff09<\/strong>\n
                                          \n
                                        1. \u65b0\u7248Vue3.4<\/code>\u4ee5\u4e0a\u65b0\u589e\u4e86\u4e00\u4e2a\u5b8f\u6765\u5b9e\u73b0\uff0c\u8fd9\u4e2a\u7528\u8d77\u6765\u6700\u7b80\u5355<\/li>\n
                                        2. \n
                                          <script<\/span> setup<\/span>><\/span>\nconst<\/span> childModel <\/span>=<\/span> defineModel<\/span>({<\/span>\n  type<\/span>:<\/span> String<\/span>,<\/span> default<\/span>:<\/span> ''<\/span>\n})<\/span>\n<\/script><\/span>\n<template><\/span>\n  <input<\/span> v-model<\/span>=<\/span>\"childModel\"<\/span>><\/span>\n<\/template><\/span><\/code><\/pre>\n<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n
                                          \u53ea\u8981\u662fVue3.4.0<\/code>\u4e4b\u540e\uff0c\u5efa\u8bae\u7528defineModel<\/code>\u5b9e\u73b0\u3002\u652f\u6301\u6307\u5b9a\u540d\u5b57\u5b9a\u4e49\u591a\u4e2adefineModel<\/strong><\/p>\n
                                          \u53c2\u8003\uff1ahttps:\/\/cn.vuejs.org\/api\/sfc-script-setup.html#definemodel<\/a><\/p>\n
                                          <\/a>filter\u4ee3\u66ff<\/h3>\n
                                          Vue3<\/code>\u5df2\u7ecf\u79fb\u9664\u4e86filter<\/code>\u652f\u6301\uff0c\u4e0d\u80fd\u518d\u4f7f\u7528Vue2<\/code>\u7684\u8fd9\u79cd\u8bed\u6cd5\uff1adate|formatDate('YYYY-MM-DD')<\/code>\uff0c\u66ff\u4ee3\u65b9\u6848\u5982\u4e0b<\/p>\n
                                            \n
                                          1. \u4f7f\u7528computed<\/code>\u8ba1\u7b97\u5c5e\u6027\n
                                              \n
                                            1. \n
                                              import<\/span> {<\/span> formatDate <\/span>}<\/span> from <\/span>'@\/utils'<\/span>\nconst<\/span> formated <\/span>=<\/span> computed<\/span>(()=><\/span>formatDate<\/span>(<\/span>date<\/span>,<\/span> 'YYYY-MM-DD'<\/span>))<\/span><\/code><\/pre>\n<\/li>\n<\/ol>\n<\/li>\n
                                            2. \u4f7f\u7528\u65b9\u6cd5\u8c03\u7528\uff0c\u8fd9\u91cc\u65b9\u6cd5\u53ef\u4ee5import\u8fdb\u6765\u4e5f\u53ef\u4ee5\u653e\u5230\u5168\u5c40\n
                                                \n
                                              1. \n
                                                import<\/span> {<\/span> formatDate <\/span>}<\/span> from <\/span>'@\/utils'<\/span>\n\/\/ \u901a\u8fc7\u63d2\u4ef6\u65b9\u5f0f\u5b89\u88c5\u5230\u5168\u5c40<\/span>\nexport<\/span> const<\/span> UtilPlugin<\/span> =<\/span> {<\/span>\n    install<\/span>(<\/span>app<\/span>){<\/span>\n        app<\/span>.<\/span>config<\/span>.<\/span>globalProperties<\/span>.<\/span>$formatDate <\/span>=<\/span> formatDate\n    <\/span>}<\/span>\n}<\/span>\n\/\/ \u5b89\u88c5<\/span>\napp<\/span>.<\/span>use<\/span>(<\/span>UtilPlugin<\/span>)<\/span><\/code><\/pre>\n<\/li>\n
                                              2. \n
                                                <span><\/span>{{formatDate(date, 'YYYY-MM-DD')}}<\/span><\/span><\/span>\n<span><\/span>{{$formatDate(date, 'YYYY-MM-DD')}}<\/span><\/span><\/span><\/code><\/pre>\n<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n
                                                <\/a>\u73af\u5883\u53d8\u91cf<\/h3>\n
                                                \u4ee5\u524dVue2<\/code>\u4f7f\u7528\u7684\u662fwebpack<\/code>\u6253\u5305\uff0cVue3<\/code>\u9ed8\u8ba4\u7528\u4e86vite<\/code>\u6253\u5305\uff0c\u4ed6\u4eec\u73af\u5883\u53d8\u91cf\u8bfb\u53d6\u6709\u4e0d\u5c11\u7684\u53d8\u5316<\/p>\n
                                                  \n
                                                1. \u6587\u4ef6\u540d\u6ca1\u6709\u4ec0\u4e48\u53d8\u5316\n
                                                    \n
                                                  1. .env<\/code>\u9ed8\u8ba4\u914d\u7f6e\u6587\u4ef6<\/li>\n
                                                  2. .env.production<\/code>\u751f\u4ea7\u73af\u5883<\/li>\n
                                                  3. .env.staging<\/code>\u9884\u53d1\u5e03<\/li>\n
                                                  4. .env.development<\/code>\u6d4b\u8bd5\u73af\u5883<\/li>\n<\/ol>\n<\/li>\n
                                                  5. Vue2<\/code>\u73af\u5883\u53d8\u91cf\n
                                                      \n
                                                    1. html<\/code>\u6587\u4ef6\u4e2d\u4f7f\u7528\uff0c\u683c\u5f0f<%=\u53d8\u91cf\u540d%><\/code>\n
                                                        \n
                                                      1. \n
                                                        <title><\/span><%=<\/span>VUE_APP_APP_NAME%><\/span><\/title><\/span>\n<%<\/span> if<\/span>(<\/span>process<\/span>.<\/span>env<\/span>.<\/span>VUE_APP_XXXX_FLAG <\/span>===<\/span> '1'<\/span>){<\/span> %>\n    <\/span><script<\/span> src<\/span>=<\/span>\"xxxx.js\"<\/span>><\/script><\/span>\n<%}<\/span>%><\/span><\/code><\/pre>\n<\/li>\n
                                                      2. \u652f\u6301JS<\/code>\u4ee3\u7801<\/li>\n<\/ol>\n<\/li>\n
                                                      3. js<\/code>\u6216vue<\/code>\u6587\u4ef6\u4e2d\u4f7f\u7528\n
                                                          \n
                                                        1. \n
                                                          const<\/span> gateway <\/span>=<\/span> process<\/span>.<\/span>env<\/span>.<\/span>VUE_APP_API_GATEWAY<\/span><\/code><\/pre>\n<\/li>\n
                                                        2. \u4ec5VUE_APP_<\/code>\u5f00\u5934\u7684\u53d8\u91cf\u53ef\u4ee5\u8bbf\u95ee\u5230<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n
                                                        3. Vue3<\/code>\u73af\u5883\u53d8\u91cf\n
                                                            \n
                                                          1. html<\/code>\u6587\u4ef6\u4e2d\u4f7f\u7528\uff0c\u683c\u5f0f\uff1a%\u53d8\u91cf\u540d%<\/code>\n
                                                              \n
                                                            1. \n
                                                              <p><\/span>Vite is running in %MODE%<\/span><\/p><\/span>\n<p><\/span>Using data from %VITE_API_URL%<\/span><\/p><\/span><\/code><\/pre>\n<\/li>\n<\/ol>\n<\/li>\n
                                                            2. js<\/code>\u6216vue<\/code>\u6587\u4ef6\u4e2d\u4f7f\u7528\n
                                                                \n
                                                              1. \n
                                                                const<\/span> gateway <\/span>=<\/span> import<\/span>.<\/span>meta<\/span>.<\/span>env<\/span>.<\/span>VITE_APP_API_GATEWAY<\/span><\/code><\/pre>\n<\/li>\n
                                                              2. \u4ec5VITE_<\/code>\u5f00\u5934\u7684\u53d8\u91cf\u53ef\u4ee5\u8bbf\u95ee\u5230<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n
                                                                <\/a>\u6570\u636e\u900f\u4f20<\/h3>\n
                                                                \u6211\u4eec\u5728\u5f00\u53d1\u4e00\u4e2aVue<\/code>\u7ec4\u4ef6\u7684\u65f6\u5019\uff0c\u7ecf\u5e38\u5728\u522b\u4eba\u5df2\u7ecf\u5b58\u5728\u7684\u7ec4\u4ef6\u4e0a\u5305\u88c5\u4e00\u5c42\u5f00\u53d1\u81ea\u5df1\u7684\u7ec4\u4ef6\uff0c\u8fd9\u91cc\u5c31\u6709\u4e00\u4e2a\u5c5e\u6027\u600e\u4e48\u4f20\u9012\u7684\u95ee\u9898<\/p>\n
                                                                <\/a>\u5c5e\u6027\u900f\u4f20<\/h4>\n
                                                                Vue<\/code>\u5c5e\u6027\u900f\u4f20\u53c2\u8003\uff1ahttps:\/\/cn.vuejs.org\/guide\/components\/attrs.html#fallthrough-attributes<\/a><\/p>\n
                                                                \u603b\u7ed3\u5982\u4e0b\uff1a<\/p>\n
                                                                  \n
                                                                1. \u81ea\u52a8\u900f\u4f20\uff0c\u9ed8\u8ba4\u5f00\u542f\uff0c\u53ef\u4ee5\u7528defineOptions<\/code>\u4fee\u6539\n
                                                                    \n
                                                                  1. \u5982\u679c\u662f\u5355\u4e2a\u6839\u8282\u70b9\uff0c\u9ed8\u8ba4\u4f1a\u628a\u7ec4\u4ef6\u6ca1\u6709\u901a\u8fc7props\u5b9a\u4e49\u7684\u5c5e\u6027\u76f4\u63a5\u9644\u52a0\u5230\u6839\u8282\u70b9\u4e0a<\/li>\n
                                                                  2. \u5982\u679c\u6709\u591a\u4e2a\u6839\u8282\u70b9\uff0c\u9700\u8981\u624b\u52a8\u6307\u5b9a\u900f\u4f20\u7ed9\u54ea\u4e2a<\/li>\n<\/ol>\n<\/li>\n
                                                                  3. \u624b\u52a8\u9644\u52a0\u5c5e\u6027\n
                                                                      \n
                                                                    1. \n
                                                                      <child-component<\/span> v-bind<\/span>=<\/span>\"$attrs\"<\/span>><\/child-component><\/span><\/code><\/pre>\n<\/li>\n<\/ol>\n<\/li>\n
                                                                    2. \u5c5e\u6027\u900f\u4f20\u5305\u542b\u4e8b\u4ef6\u900f\u4f20\n
                                                                        \n
                                                                      1. Vue2<\/code>\u7684$listeners<\/code>\uff0c\u5728Vue3<\/code>\u4e2d\u4e0d\u9700\u8981\u4e86<\/li>\n<\/ol>\n<\/li>\n
                                                                      2. js<\/code>\u4e2d\u8bbf\u95ee\u900f\u4f20\u5c5e\u6027\n
                                                                          \n
                                                                        1. \n
                                                                          <script<\/span> setup<\/span>><\/span>\nimport<\/span> {<\/span> useAttrs <\/span>}<\/span> from <\/span>'vue'<\/span>\nconst<\/span> attrs <\/span>=<\/span> useAttrs<\/span>()<\/span>\n<\/script><\/span><\/code><\/pre>\n<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n
                                                                          <\/a>\u69fd\u900f\u4f20<\/h4>\n
                                                                          \u5982\u679c\u8981\u628a\u69fd\u900f\u4f20\u7ed9\u7ec4\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528$slot<\/code>\u6216\u8005useSlots<\/code>\uff0c\u4e5f\u53ef\u4ee5\u8fc7\u6ee4\u90e8\u5206\u518d\u900f\u4f20<\/p>\n
                                                                          <template<\/span>\n  v-for<\/span>=<\/span>\"(_, slotKey) in $slots\"<\/span>\n  :<\/span>key<\/span>=<\/span>\"slotKey\"<\/span>\n  #[<\/span>slotKey<\/span>]<\/span>=<\/span>\"scope\"<\/span>\n><\/span>\n  <slot<\/span>\n    :<\/span>name<\/span>=<\/span>\"slotKey\"<\/span>\n    v-bind<\/span>=<\/span>\"scope\"<\/span>\n  \/><\/span>\n<\/template><\/span><\/code><\/pre>\n
                                                                          \u8fd9\u91cc\u900f\u4f20\u7684\u65f6\u5019\u5982\u679c\u6709\u4f5c\u7528\u57df\u63d2\u69fd\uff0c\u53ef\u4ee5\u7528v-bind<\/code>\u4f20\u9012<\/p>\n
                                                                          <\/a>\u52a8\u6001\u8c03\u7528\u7ec4\u4ef6<\/h3>\n
                                                                          \u6709\u4e9b\u65f6\u5019\u6211\u4eec\u505a\u4e00\u4e2a\u901a\u7528\u7684\u7ec4\u4ef6\uff0c\u4e3a\u4e86\u65b9\u4fbf\u4f7f\u7528\uff0c\u6211\u4eec\u76f4\u63a5\u901a\u8fc7JS<\/code>\u6765\u52a8\u6001\u8c03\u7528\u7ec4\u4ef6\uff0c\u65b9\u4fbf\u7ec4\u4ef6\u5728\u6ca1\u6709\u5f15\u5165\u5230template<\/code>\u7684\u65f6\u5019\u4f7f\u7528<\/p>\n
                                                                          \u8fd9\u91cc\u9700\u8981\u7528\u5230\u52a8\u6001\u521b\u5efaVNode<\/code>\u5e76\u6e32\u67d3\u5230\u9875\u9762\u4e0a\uff0c\u6bd4\u5982ElMessageBox<\/code>\u8fd9\u79cd\u8c03\u7528\u65b9\u5f0f \uff0c\u8fd9\u91cc\u5b9a\u4e49\u4e00\u4e2aDynamicHelper<\/code>\u4f5c\u4e3aVue<\/code>\u63d2\u4ef6\uff0c\u5305\u88c5container<\/code>\u548c\u9500\u6bc1\u8fc7\u7a0b<\/p>\n
                                                                          export<\/span> class<\/span> DynamicHelper<\/span> {<\/span>\n  constructor <\/span>()<\/span> {<\/span>\n    this<\/span>.<\/span>appDivId <\/span>=<\/span> 'app'<\/span>\n    this<\/span>.<\/span>context <\/span>=<\/span> DynamicHelper<\/span>.<\/span>app<\/span>.<\/span>_context\n    <\/span>this<\/span>.<\/span>container <\/span>=<\/span> DynamicHelper<\/span>.<\/span>createContainer<\/span>()<\/span>\n    this<\/span>.<\/span>destroy <\/span>=<\/span> DynamicHelper<\/span>.<\/span>getDestroyFunc<\/span>(<\/span>this<\/span>.<\/span>container<\/span>)<\/span>\n  }<\/span>\n  static<\/span> createContainer <\/span>()<\/span> {<\/span>\n    return<\/span> document<\/span>.<\/span>createElement<\/span>(<\/span>'div'<\/span>)<\/span>\n  }<\/span>\n  static<\/span> getDestroyFunc <\/span>(<\/span>container<\/span>)<\/span> {<\/span>\n    return<\/span> ()<\/span> =><\/span> {<\/span>\n      if<\/span> (<\/span>container<\/span>)<\/span> {<\/span>\n        render<\/span>(<\/span>null<\/span>,<\/span> container<\/span>)<\/span>\n      }<\/span>\n    }<\/span>\n  }<\/span>\n  createAndRender <\/span>(...<\/span>args<\/span>)<\/span> {<\/span>\n    const<\/span> container <\/span>=<\/span> this<\/span>.<\/span>container\n    <\/span>const<\/span> vnode <\/span>=<\/span> h<\/span>(...<\/span>args<\/span>)<\/span>\n    vnode<\/span>.<\/span>appContext <\/span>=<\/span> this<\/span>.<\/span>context\n    render<\/span>(<\/span>vnode<\/span>,<\/span> container<\/span>)<\/span>\n    const<\/span> appDiv <\/span>=<\/span> document<\/span>.<\/span>getElementById<\/span>(<\/span>this<\/span>.<\/span>appDivId<\/span>)<\/span>\n    if<\/span> (<\/span>appDiv <\/span>&&<\/span> container<\/span>.<\/span>firstElementChild<\/span>)<\/span> {<\/span>\n      appDiv<\/span>.<\/span>appendChild<\/span>(<\/span>container<\/span>.<\/span>firstElementChild<\/span>)<\/span>\n    }<\/span>\n    return<\/span> vnode\n  <\/span>}<\/span>\n}<\/span>\nexport<\/span> default<\/span> {<\/span>\n  install <\/span>(<\/span>app<\/span>)<\/span> {<\/span>\n    DynamicHelper<\/span>.<\/span>app <\/span>=<\/span> app\n  <\/span>}<\/span>\n}<\/span><\/code><\/pre>\n
                                                                            \n
                                                                          1. \u4e0a\u9762\u7684DynamicHelper<\/code>\u4f7f\u7528\uff1a\n
                                                                              \n
                                                                            1. \n
                                                                              const<\/span> dynamicHelper <\/span>=<\/span> new<\/span> DynamicHelper<\/span>()<\/span>\nconst<\/span> vnode <\/span>=<\/span> dynamicHelper<\/span>.<\/span>createAndRender<\/span>(<\/span>SomeComponent<\/span>,<\/span> {})<\/span>\n\/\/ \u8c03\u7528vnode\u7ec4\u4ef6\u66b4\u9732\u7684\u65b9\u6cd5<\/span>\nvnode<\/span>.<\/span>component<\/span>?.<\/span>exposed<\/span>?.<\/span>xxxMethod<\/span>()<\/span><\/code><\/pre>\n<\/li>\n
                                                                            2. \u6ce8\u610fcontext<\/code>\u95ee\u9898\n
                                                                                \n
                                                                              1. \u6211\u4eec\u5728\u63d2\u4ef6\u5b89\u88c5\u7684\u65f6\u5019\u8bfb\u53d6\u5f53\u524dapp<\/code>\u7684context<\/code>\u5e76\u5b58\u4e0b\u6765\uff0cthis.context = DynamicHelper.app._context<\/code><\/li>\n
                                                                              2. \u5982\u679c\u4e0d\u7528\u5168\u5c40\u7684app.context<\/code>\uff0c\u7ec4\u4ef6\u8bbf\u95ee\u5168\u5c40\u7684\u5bf9\u8c61\u53ef\u80fd\u62a5\u9519\uff0c\u6bd4\u5982vue-i18n<\/code>\u7684 \u65b9\u6cd5$t('xxx.xxx.key')<\/code><\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<\/li>\n
                                                                              3. \u6700\u7b80\u5355\u7684\u6838\u5fc3\u4ee3\u7801\uff1a\n
                                                                                  \n
                                                                                1. \n
                                                                                  const<\/span> container <\/span>=<\/span> document<\/span>.<\/span>createElement<\/span>(<\/span>'div'<\/span>)<\/span> \/\/ \u521b\u5efa\u5bb9\u5668<\/span>\nconst<\/span> vnode <\/span>=<\/span> h<\/span>(...<\/span>args<\/span>)<\/span> \/\/ \u521b\u5efaVNode<\/span>\nrender<\/span>(<\/span>vnode<\/span>,<\/span> container<\/span>)<\/span> \/\/ \u6e32\u67d3VNode<\/span>\ndocument<\/span>.<\/span>getElementById<\/span>(<\/span>'#app'<\/span>).<\/span>appendChild<\/span>(<\/span>container<\/span>.<\/span>firstElementChild<\/span>)<\/span><\/code><\/pre>\n<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n
                                                                                  <\/a>VNode\u6a21\u677f\u6e32\u67d3<\/h3>\n
                                                                                  \u6211\u4eec\u5728\u5f00\u53d1\u4e00\u4e2a\u7ec4\u4ef6\u7684\u65f6\u5019\uff0c\u901a\u5e38\u901a\u8fc7\u66b4\u9732\u69fd\u4f5c\u4e3a\u81ea\u5b9a\u4e49\u5b50\u7ec4\u4ef6\u5165\u53e3\uff0c\u5728template<\/code>\u4e2d\u4f7f\u7528\uff0c\u6709\u65f6\u5019\u6211\u4eec\u53ef\u80fd\u4f1a\u66b4\u9732\u4e00\u4e9b\u51fd\u6570\u65b9\u6cd5\uff0c\u901a\u8fc7\u51fd\u6570\u65b9\u6cd5\u7684\u8fd4\u56de\u503c\u6765\u6e32\u67d3\u9875\u9762\uff08\u5982\u4f55\u628aVNode<\/code>\u6e32\u67d3\u5230template\u7684\u6307\u5b9a\u4f4d\u7f6e\u4e2d\uff1f<\/strong>\uff09\u3002<\/p>\n
                                                                                  \u6bd4\u5982\u5728element-plus<\/code>\u7684table<\/code>\u7ec4\u4ef6\u4f7f\u7528\u7684formatter<\/code>\u51fd\u6570:<\/p>\n
                                                                                  formatter<\/code>\u51fd\u6570\u5b9a\u4e49\u5982\u4e0b\uff1a(row: any, column: any, cellValue: any, index: number) => VNode | string<\/code><\/p>\n
                                                                                    \n
                                                                                  1. \u51fd\u6570\u8fd4\u56de\u503c\u53ef\u4ee5\u662fString<\/code>\u6216\u8005VNode<\/code><\/li>\n
                                                                                  2. \u5982\u4f55\u6e32\u67d3String<\/code>\u548cVNode<\/code>\u7ed3\u679c\uff0c\u5176\u5b9eString<\/code>\u53ef\u4ee5\u7528\u63d2\u503c\u8868\u8fbe\u5f0f\u6e32\u67d3\uff0cVNode<\/code>\u53ef\u4ee5\u901a\u8fc7<component :is=\"result\"\/><\/code>\u7ec4\u4ef6\u76f4\u63a5\u5728\u9875\u9762\u6e32\u67d3\u3002<\/li>\n
                                                                                  3. \n
                                                                                    \/\/ \u7ed3\u679c\u8ba1\u7b97<\/span>\nconst<\/span> formatResult <\/span>=<\/span> computed<\/span>(()<\/span> =><\/span> {<\/span>\n    if<\/span> (<\/span>props<\/span>.<\/span>formatter<\/span>)<\/span> {<\/span>\n      const<\/span> result <\/span>=<\/span> props<\/span>.<\/span>formatter<\/span>(<\/span>someRef<\/span>.<\/span>value<\/span>,<\/span> otherRef<\/span>.<\/span>value<\/span>)<\/span>\n      return<\/span> {<\/span>\n        result<\/span>,<\/span>\n        vnode<\/span>:<\/span> isVNode<\/span>(<\/span>result<\/span>)<\/span>\n      }<\/span>\n    }<\/span>\n  }<\/span>\n  return<\/span> null<\/span>\n})<\/span><\/code><\/pre>\n<\/li>\n
                                                                                  4. \n
                                                                                    <!--template\u4e2d\u4f7f\u7528--><\/span>\n<template<\/span> v-if<\/span>=<\/span>\"formatResult\"<\/span>><\/span>\n  <span<\/span> v-if<\/span>=<\/span>\"formatResult.result&&!formatResult.vnode\"<\/span>\n    ><\/span>{{formatResult.result}}<\/span><\/span<\/span>\n  ><\/span>\n  <component<\/span> :<\/span>is<\/span>=<\/span>\"formatResult.result\"<\/span> v-if<\/span>=<\/span>\"formatResult.vnode\"<\/span> \/><\/span>\n<\/template><\/span><\/code><\/pre>\n<\/li>\n<\/ol>\n
                                                                                    \u4ee5\u4e0a\u5c31\u662f\u76ee\u524d\u5f00\u53d1\u4e2d\u9047\u5230\u7684\u5e38\u89c1\u7684\u95ee\u9898\u548c\u5f00\u53d1\u6280\u5de7\uff0c\u66f4\u591a\u95ee\u9898\u6b22\u8fce\u8ba8\u8bba<\/p>\n","protected":false},"excerpt":{"rendered":"
                                                                                    Vue3\u5df2\u7ecf\u53d1\u5e03\u5f88\u957f\u65f6\u95f4\u4e86\uff0c\u6700\u65b0\u7248\u672c\u5df2\u7ecf\u5230\u4e863.4.x\uff082023-12\u6708\u5e95\u5f00\u59cb\u5347\u7ea7\u52303.4\uff09\uff0c\u529f\u80fd\u57fa\u672c\u7a33\u5b9a\u3002  […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[6,4],"tags":[155,150,136,154],"_links":{"self":[{"href":"https:\/\/fugary.com\/index.php?rest_route=\/wp\/v2\/posts\/594"}],"collection":[{"href":"https:\/\/fugary.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fugary.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fugary.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fugary.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=594"}],"version-history":[{"count":8,"href":"https:\/\/fugary.com\/index.php?rest_route=\/wp\/v2\/posts\/594\/revisions"}],"predecessor-version":[{"id":604,"href":"https:\/\/fugary.com\/index.php?rest_route=\/wp\/v2\/posts\/594\/revisions\/604"}],"wp:attachment":[{"href":"https:\/\/fugary.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=594"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fugary.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=594"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fugary.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=594"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}