diff --git a/src/views/404/index.vue b/src/views/404/index.vue
index 373d48b4b0d7fe4edd46e8de3d4f15ea6d2e3ace..b5df20d3ce46d3f96f0412247c8a5bcb016f847f 100644
--- a/src/views/404/index.vue
+++ b/src/views/404/index.vue
@@ -17,7 +17,10 @@
 <script lang="ts">
 import { defineComponent } from "vue";
 export default defineComponent({
-  setup(prop, context) {},
+  setup(prop, context) {
+    const a:number = 1
+    let b:string = "123";
+  },
 });
 </script>
 <style scoped lang="scss">