From 160279d156fefbbe7532beab362716cb7d569e08 Mon Sep 17 00:00:00 2001
From: xuxin <840198532@qq.com>
Date: Mon, 5 Jan 2026 15:24:23 +0800
Subject: [PATCH] =?UTF-8?q?day09--=E7=BB=A7=E6=89=BF=E4=B8=AD=E6=9E=84?=
 =?UTF-8?q?=E9=80=A0=E6=96=B9=E6=B3=95=E7=9A=84=E8=AE=BF=E9=97=AE=E7=89=B9?=
 =?UTF-8?q?=E7=82=B9?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../com/inmind/extends_contructor04/Demo06.java | 15 +++++++++++++++
 .../src/com/inmind/extends_contructor04/Fu.java | 17 +++++++++++++++++
 .../src/com/inmind/extends_contructor04/Zi.java |  9 +++++++++
 3 files changed, 41 insertions(+)
 create mode 100644 day09/src/com/inmind/extends_contructor04/Demo06.java
 create mode 100644 day09/src/com/inmind/extends_contructor04/Fu.java
 create mode 100644 day09/src/com/inmind/extends_contructor04/Zi.java

diff --git a/day09/src/com/inmind/extends_contructor04/Demo06.java b/day09/src/com/inmind/extends_contructor04/Demo06.java
new file mode 100644
index 0000000..86304c3
--- /dev/null
+++ b/day09/src/com/inmind/extends_contructor04/Demo06.java
@@ -0,0 +1,15 @@
+package com.inmind.extends_contructor04;
+/*
+继承中构造方法的访问特点
+1.创建子类对象时，一定会调用父类的构造方法
+2.super调用父类的构造方法时，必须在子类的构造方法的第一行
+3.super可以调用父类的有参构造方法。
+ */
+public class Demo06 {
+    public static void main(String[] args) {
+        Fu fu = new Fu();
+        System.out.println("------");
+        Zi zi = new Zi();
+        System.out.println("程序结束");
+    }
+}
diff --git a/day09/src/com/inmind/extends_contructor04/Fu.java b/day09/src/com/inmind/extends_contructor04/Fu.java
new file mode 100644
index 0000000..3698841
--- /dev/null
+++ b/day09/src/com/inmind/extends_contructor04/Fu.java
@@ -0,0 +1,17 @@
+package com.inmind.extends_contructor04;
+
+public class Fu {
+    String name;
+    int age;
+    //默认无参构造
+    public Fu(){
+        System.out.println("父类无参构造方法被调用了");
+    }
+
+    public Fu(String name,int age){
+        System.out.println("父类有参构造方法被调用了");
+        this.name = name;
+        this.age = age;
+    }
+
+}
diff --git a/day09/src/com/inmind/extends_contructor04/Zi.java b/day09/src/com/inmind/extends_contructor04/Zi.java
new file mode 100644
index 0000000..a1a3463
--- /dev/null
+++ b/day09/src/com/inmind/extends_contructor04/Zi.java
@@ -0,0 +1,9 @@
+package com.inmind.extends_contructor04;
+
+public class Zi extends Fu{
+    //默认无参构造
+    public Zi(){
+        super("张飞",20);
+        System.out.println("子类无参构造方法被调用了");
+    }
+}