From 2d28aa4c3e7a5846bd69eb3aa57644bd43c105ad Mon Sep 17 00:00:00 2001
From: xuxin <840198532@qq.com>
Date: Sat, 30 May 2026 14:48:17 +0800
Subject: [PATCH] =?UTF-8?q?javaSE-day01-Object=E6=A6=82=E8=BF=B0?=
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---
 javaSE-day01/src/com/inmind/object01/Demo01.java  | 14 ++++++++++++++
 javaSE-day01/src/com/inmind/object01/Person.java  |  4 ++++
 javaSE-day01/src/com/inmind/object01/Student.java |  4 ++++
 3 files changed, 22 insertions(+)
 create mode 100644 javaSE-day01/src/com/inmind/object01/Demo01.java
 create mode 100644 javaSE-day01/src/com/inmind/object01/Person.java
 create mode 100644 javaSE-day01/src/com/inmind/object01/Student.java

diff --git a/javaSE-day01/src/com/inmind/object01/Demo01.java b/javaSE-day01/src/com/inmind/object01/Demo01.java
new file mode 100644
index 0000000..f9b66d5
--- /dev/null
+++ b/javaSE-day01/src/com/inmind/object01/Demo01.java
@@ -0,0 +1,14 @@
+package com.inmind.object01;
+/*
+Object:是所有类的父类,java中所有的类直接或者间接继承自Object
+ */
+public class Demo01 {
+    public static void main(String[] args) {
+        //普通创建对象
+        Person p = new Person();
+        Student s = new Student();
+        //多态创建对象
+        Person p1 = new Student();
+
+    }
+}
diff --git a/javaSE-day01/src/com/inmind/object01/Person.java b/javaSE-day01/src/com/inmind/object01/Person.java
new file mode 100644
index 0000000..f8db2f6
--- /dev/null
+++ b/javaSE-day01/src/com/inmind/object01/Person.java
@@ -0,0 +1,4 @@
+package com.inmind.object01;
+
+public class Person {//直接继承自Object
+}
diff --git a/javaSE-day01/src/com/inmind/object01/Student.java b/javaSE-day01/src/com/inmind/object01/Student.java
new file mode 100644
index 0000000..f870567
--- /dev/null
+++ b/javaSE-day01/src/com/inmind/object01/Student.java
@@ -0,0 +1,4 @@
+package com.inmind.object01;
+
+public class Student extends  Person{//间接继承自Object
+}