s-day02-HashSet存储自定义对象

2026-08-02 11:53:48 +08:00
parent 648800a600
commit 9f74cb1cae
3 changed files with 38 additions and 4 deletions
@@ -26,4 +26,12 @@ public class Student extends Object {
        result = 31 * result + age;
        return result;
    }
+
+    @Override
+    public String toString() {
+        return "Student{" +
+                "name='" + name + '\'' +
+                ", age=" + age +
+                '}';
+    }
 }