update

src/main/java/com/xinchen/controller/TestController.java

@@ -24,7 +24,7 @@ public class TestController {
     public Map getUserInfo() {
         Map<String, Object> map = new HashMap<>();
         map.put("username", "dabai1");
-        map.put("age", 190);
+        map.put("age", 19);
         return map;
     }
 }