diff --git a/order-system/src/components/HelloWorld.vue b/order-system/src/components/HelloWorld.vue
index f2510a9..b89bd15 100644
--- a/order-system/src/components/HelloWorld.vue
+++ b/order-system/src/components/HelloWorld.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { ref } from 'vue'
+import { ref , computed} from 'vue'
 
 // 导入store，并获取store
 import { useTestStore } from '@/store/test'
@@ -7,8 +7,17 @@ const store = useTestStore()
 
 // 改变store里面count的值
 const addBtn =() =>{
+  // 方法1
   store.count++
+
+  // 方法2
+  // store.setCount(++store.count)
 }
+
+// 通过computed取值
+const count = computed(()=>{
+  return store.count
+})
 </script>
 
 <template>
@@ -18,7 +27,7 @@ const addBtn =() =>{
     <el-button @click="addBtn">+</el-button>
     <div>
       <h1>测试store是否引入成功</h1>
-      {{ store.count }}
+      {{ count }}
     </div>
 
     <el-icon>