From 0c5e0d1c3489559e2f22c9ce6d15d81acebc64cd Mon Sep 17 00:00:00 2001
From: xuxin <840198532@qq.com>
Date: Wed, 22 Jul 2026 16:52:11 +0800
Subject: [PATCH] =?UTF-8?q?day08-=E9=9D=99=E6=80=81=E4=BB=A3=E7=A0=81?=
 =?UTF-8?q?=E5=9D=97?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 day08/src/com/inmind/static02/Demo12.java | 38 +++++++++++++++++++++++
 1 file changed, 38 insertions(+)
 create mode 100644 day08/src/com/inmind/static02/Demo12.java

diff --git a/day08/src/com/inmind/static02/Demo12.java b/day08/src/com/inmind/static02/Demo12.java
new file mode 100644
index 0000000..6060dd7
--- /dev/null
+++ b/day08/src/com/inmind/static02/Demo12.java
@@ -0,0 +1,38 @@
+package com.inmind.static02;
+
+import java.util.ArrayList;
+
+/*
+静态代码块：给静态变量进行初始化值的,常用于配置文件中的数据加载到程序中，再动态地赋值给静态变量
+定义位置：类中方法外
+执行：随这类的加载而执行一次，优先于main方法和构造方法的执行
+
+ */
+public class Demo12 {
+    String name;
+    int age;
+    static int num;
+    static ArrayList<String> lists ;
+
+    public Demo12(){
+        System.out.println("无参构造方法执行了");
+    }
+    //成员位置
+    static {//静态代码块
+
+        System.out.println("类加载了，静态代码块执行了");
+        //name = "张三";//静态内容是无法访问非静态变量的，由于静态的加载顺序导致的
+        num = 10;
+        lists = new ArrayList<>();
+        lists.add("张三");
+        lists.add("张三");
+        lists.add("张三");
+    }
+
+    public static void main(String[] args) {
+        Demo12 demo12 = new Demo12();
+        System.out.println("main方法执行了,程序结束了");
+    }
+
+
+}