docs(Skeleton): use composition api

src/skeleton/README.md

@@ -33,15 +33,20 @@ app.use(Skeleton);
 ```
 
 ```js
+import { ref, onMounted } from 'vue';
+
 export default {
-  data() {
+  setup() {
+    const loading = ref(true);
+
+    onMounted(() => {
+      loading.value = false;
+    });
+
     return {
-      loading: true,
+      loading,
     };
   },
-  mounted() {
-    this.loading = false;
-  },
 };
 ```
 

src/skeleton/README.zh-CN.md

@@ -43,15 +43,20 @@ app.use(Skeleton);
 ```
 
 ```js
+import { ref, onMounted } from 'vue';
+
 export default {
-  data() {
+  setup() {
+    const loading = ref(true);
+
+    onMounted(() => {
+      loading.value = false;
+    });
+
     return {
-      loading: true,
+      loading,
     };
   },
-  mounted() {
-    this.loading = false;
-  },
 };
 ```
 

src/skeleton/demo/index.vue

@@ -22,26 +22,33 @@
 </template>
 
 <script>
+import { ref } from 'vue';
+import { useTranslate } from '@demo/use-translate';
+
+const i18n = {
+  'zh-CN': {
+    showAvatar: '显示头像',
+    showChildren: '显示子组件',
+    title: '关于 Vant',
+    desc:
+      'Vant 是一套轻量、可靠的移动端 Vue 组件库，提供了丰富的基础组件和业务组件，帮助开发者快速搭建移动应用。',
+  },
+  'en-US': {
+    showAvatar: 'Show Avatar',
+    showChildren: 'Show Children',
+    title: 'About Vant',
+    desc: 'Vant is a set of Mobile UI Components built on Vue.',
+  },
+};
+
 export default {
-  i18n: {
-    'zh-CN': {
-      showAvatar: '显示头像',
-      showChildren: '显示子组件',
-      title: '关于 Vant',
-      desc:
-        'Vant 是一套轻量、可靠的移动端 Vue 组件库，提供了丰富的基础组件和业务组件，帮助开发者快速搭建移动应用。',
-    },
-    'en-US': {
-      showAvatar: 'Show Avatar',
-      showChildren: 'Show Children',
-      title: 'About Vant',
-      desc: 'Vant is a set of Mobile UI Components built on Vue.',
-    },
-  },
+  setup() {
+    const t = useTranslate(i18n);
+    const show = ref(false);
 
-  data() {
     return {
-      show: false,
+      t,
+      show,
     };
   },
 };