拆分 城市信息

src/types/declaration.d.ts

@@ -5,3 +5,10 @@ declare module "*.jpg";
 declare module "*.gif";
 declare module "*.svg";
 declare module "js-export-excel";
+declare const myCity: {
+  name: string;
+  city: {
+    name: string;
+    districtAndCounty: string[];
+  }[];
+}[];