feat: 演示i18n

src/locale/en.json

@@ -1,8 +1,8 @@
 {
   "tabbar.home": "Home",
   "tabbar.about": "About",
+  "app.name": "En Title",
   "weight": "{heavy}KG",
-  "weight2": "{0}KG",
-  "introduction": "I am {name},height:{detail.height},weight:{detail.weight}",
-  "app.name": "En Title"
+  "detail": "{0}cm, {1}KG",
+  "introduction": "I am {name},height:{detail.height},weight:{detail.weight}"
 }

src/locale/zh-Hans.json

@@ -3,6 +3,6 @@
   "tabbar.about": "关于",
   "app.name": "中文标题",
   "weight": "{heavy}公斤",
-  "introduction": "我是 {name},身高:{detail.height},体重:{detail.weight}",
-  "weight2": "{0}公斤"
+  "detail": "{0}cm, {1}公斤",
+  "introduction": "我是 {name},身高:{detail.height},体重:{detail.weight}"
 }

src/pages/about/i18n.vue

@@ -22,7 +22,7 @@
     <view class="text-green-500">多语言测试</view>
     <view class="m-4">{{ $t('app.name') }}</view>
     <view class="m-4">{{ $t('weight', { heavy: 100 }) }}</view>
-    <view class="m-4">{{ formatString(translate('weight2'), 100) }}</view>
+    <view class="m-4">{{ formatString(translate('detail'), 175, 60) }}</view>
     <view class="m-4">
       {{ formatI18n(translate('introduction'), user) }}
     </view>