初始化代码

src/store/nav.js

@@ -0,0 +1,26 @@
+import {defineStore} from 'pinia'
+import {ref} from 'vue'
+
+export const useNavStore = defineStore(
+  'nav',
+  () => {
+    const navIndex = ref('/')
+
+    const changeNavIndex = (id) => {
+      if (!id) {
+        return
+      } else {
+        navIndex.value = id
+        console.log(localStorage.getItem('nav'))
+      }
+    }
+
+    return {
+      navIndex,
+      changeNavIndex,
+    }
+  },
+  {
+    persist: true,
+  }
+)