更新rich-text示例

pages/component/rich-text/rich-text.uvue

@@ -12,6 +12,13 @@
           <button type="primary">rich-text渲染复杂HTML示例</button>
         </navigator>
       </view>
+      <view class="uni-title">
+        <text class="uni-subtitle-text">selectable</text>
+      </view>
+      <view class="text-box">
+        <rich-text :selectable="true"
+          nodes="<span>hello uni-app x!</span><br/><span>uni-app x，终极跨平台方案</span>"></rich-text>
+      </view>
     </view>
   </view>
 </template>
@@ -21,5 +28,8 @@
 </script>
 
 <style>
-
+  .text-box {
+    padding: 40rpx 0;
+    background-color: white;
+  }
 </style>
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