fix(AddressEdit): choose overseas failure (#4767)

src/area/index.js

@@ -145,7 +145,10 @@ export default createComponent({
 
     // parse output columns data
     parseOutputValues(values) {
-      return values.map((value = {}, index) => {
+      return values.map((value, index) => {
+        // save undefined value
+        if (!value) return value;
+
         value = JSON.parse(JSON.stringify(value));
         if (!value.code || value.name === this.columnsPlaceholder[index]) {
           value.code = '';