From c4210a98bdedc2903d17bfa1edd17d9f88a79210 Mon Sep 17 00:00:00 2001 From: xuxin <840198532@qq.com> Date: Sat, 30 May 2026 10:55:49 +0800 Subject: [PATCH] =?UTF-8?q?day11-final=E5=85=B3=E9=94=AE=E5=AD=97=E7=94=A8?= =?UTF-8?q?=E4=BA=8E=E4=BF=AE=E9=A5=B0=E6=88=90=E5=91=98=E5=8F=98=E9=87=8F?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- day11/src/com/inmind/final_member_var04/Fu.java | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 day11/src/com/inmind/final_member_var04/Fu.java diff --git a/day11/src/com/inmind/final_member_var04/Fu.java b/day11/src/com/inmind/final_member_var04/Fu.java new file mode 100644 index 0000000..67533e3 --- /dev/null +++ b/day11/src/com/inmind/final_member_var04/Fu.java @@ -0,0 +1,17 @@ +package com.inmind.final_member_var04; +/* +final关键字用于修饰成员变量 +注意:被final修饰成员变量,必须【手动赋值】 + */ +public class Fu { + final int j;//成员变量 + + //在构造方法中对成员变量赋值 + public Fu(int j){//构造方法的作用:创建对象,并给属性赋值 + this.j = j;//注意点,构造方法中可以给被final修饰未赋值的成员变量进行赋值 + } + + public void method(){ + int i = 10; + } +}