update

2019/12/vue-router.md

@@ -23,6 +23,12 @@ yarn add vue-router
 1.在src/main.js中 定义 路径及映射的组件
 		
 ```
+const routes= [
+  { path: "/a", component: aa },
+  { path: "/b", component: bb },
 
+]
 
 ```
+
+2.实例化 VuRouter