docs(cascader): fix lazy demo data not cleared after unmount

demo/documentation/components/cascader/enUS/multiple-lazy.demo.md

@@ -35,14 +35,6 @@ function genChildren (option) {
   return children
 }
 
-const options = [
-  {
-    label: 'l-0',
-    value: 'v-0',
-    depth: 1,
-    isLeaf: false
-  }
-]
 export default {
   data () {
     return {
@@ -50,7 +42,14 @@ export default {
       cascade: true,
       showPath: true,
       value: null,
-      options: options
+      options: [
+        {
+          label: 'l-0',
+          value: 'v-0',
+          depth: 1,
+          isLeaf: false
+        }
+      ]
     }
   },
   methods: {

demo/documentation/components/cascader/enUS/single-lazy.demo.md

@@ -34,15 +34,6 @@ function genChildren (option) {
   return children
 }
 
-const options = [
-  {
-    label: 'l-0',
-    value: 'v-0',
-    depth: 1,
-    isLeaf: false
-  }
-]
-
 export default {
   data () {
     return {
@@ -50,7 +41,14 @@ export default {
       cascade: true,
       showPath: true,
       value: null,
-      options: options
+      options: [
+        {
+          label: 'l-0',
+          value: 'v-0',
+          depth: 1,
+          isLeaf: false
+        }
+      ]
     }
   },
   methods: {

demo/documentation/components/cascader/zhCN/multiple-lazy.demo.md

@@ -35,14 +35,6 @@ function genChildren (option) {
   return children
 }
 
-const options = [
-  {
-    label: 'l-0',
-    value: 'v-0',
-    depth: 1,
-    isLeaf: false
-  }
-]
 export default {
   data () {
     return {
@@ -50,7 +42,14 @@ export default {
       cascade: true,
       showPath: true,
       value: null,
-      options: options
+      options: [
+        {
+          label: 'l-0',
+          value: 'v-0',
+          depth: 1,
+          isLeaf: false
+        }
+      ]
     }
   },
   methods: {

demo/documentation/components/cascader/zhCN/single-lazy.demo.md

@@ -8,6 +8,7 @@
     <n-space><n-switch v-model:value="showPath" />Show Path</n-space>
   </n-space>
   <n-cascader
+    show
     v-model:value="value"
     placeholder="没啥用的值"
     :options="options"
@@ -34,23 +35,21 @@ function genChildren (option) {
   return children
 }
 
-const options = [
-  {
-    label: 'l-0',
-    value: 'v-0',
-    depth: 1,
-    isLeaf: false
-  }
-]
-
 export default {
   data () {
     return {
+      options: [
+        {
+          label: 'l-0',
+          value: 'v-0',
+          depth: 1,
+          isLeaf: false
+        }
+      ],
       leafOnly: true,
       cascade: true,
       showPath: true,
-      value: null,
-      options: options
+      value: null
     }
   },
   methods: {

vue3.md

@@ -372,6 +372,7 @@
     - https://github.com/vuejs/vue-next/issues/2768
   - [ ] radio-group 影响主题切换，看起来是 vue 的 bug
     - https://github.com/vuejs/vue-next/issues/2829
+  - [x] cascader demo async 切换未重置数据，demo 写的有问题
 
 ## Info