From 32d5c327bd5c346da35a010724ee3a61e807827d Mon Sep 17 00:00:00 2001
From: xuxin <840198532@qq.com>
Date: Tue, 22 Sep 2026 10:47:17 +0800
Subject: [PATCH] =?UTF-8?q?day08--=E5=B8=B8=E7=94=A8=E7=B1=BB=5FString?=
 =?UTF-8?q?=E7=9A=84=E6=A6=82=E8=BF=B0=E5=92=8C=E7=89=B9=E7=82=B9?=
MIME-Version: 1.0
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---
 day08/src/com/inmind/string01/Demo01.java  | 22 ++++++++++++++++++++++
 day08/src/com/inmind/string01/Student.java |  9 +++++++++
 2 files changed, 31 insertions(+)
 create mode 100644 day08/src/com/inmind/string01/Demo01.java
 create mode 100644 day08/src/com/inmind/string01/Student.java

diff --git a/day08/src/com/inmind/string01/Demo01.java b/day08/src/com/inmind/string01/Demo01.java
new file mode 100644
index 0000000..4229c25
--- /dev/null
+++ b/day08/src/com/inmind/string01/Demo01.java
@@ -0,0 +1,22 @@
+package com.inmind.string01;
+/*
+常用类_String的概述和特点
+1.String类代表字符串。 Java程序中的所有字符串文字（例如"abc" ）都被实现为此类的实例。
+""双引号字符串就是String类的对象，所以就可以直接调用String类的方法
+2.字符串不变; 它们的值在创建后不能被更改。 因为String对象是不可变的，它们可以被共享。
+
+
+ */
+public class Demo01 {
+    public static void main(String[] args) {
+        Student s1 = new Student();
+        Student s2 = new Student();
+        System.out.println(s1);//com.inmind.string01.Student@3b07d329
+        System.out.println(s1 == s2);//false
+        System.out.println("-----------------------");
+        String str1 = "abc";//str1保存的是地址！！
+        String str2 = "abc";//str2保存的也是地址！！
+        System.out.println(str1);//abc,由于println打印方法调用的是string类的toString，虽然是地址，但是输出了内容
+        System.out.println(str1 == str2);//true
+    }
+}
diff --git a/day08/src/com/inmind/string01/Student.java b/day08/src/com/inmind/string01/Student.java
new file mode 100644
index 0000000..eef7cdd
--- /dev/null
+++ b/day08/src/com/inmind/string01/Student.java
@@ -0,0 +1,9 @@
+package com.inmind.string01;
+
+public class Student {
+    String name;
+    int age;
+
+    public Student() {
+    }
+}