一、Java环境配置

1. JDK安装8

1. 访问Oracle官网下载JDK8（推荐JDK8，11）Java Downloads | Oracle

2. 双击安装程序，保持默认设置连续点击"下一步"完成安装

3. 验证JDK安装，win+R键 然后输入cmd，输入java -version   ,(中间空格，查看JDK版本)

2. 环境变量配置

右键"此电脑" → 属性 → 高级系统设置 → 环境变量

1. 新建系统变量：

   • 变量名：JAVA_HOME

   • 变量值：C:\Program Files\Java\jdk-1.8.0_144

2. 编辑Path变量：

   • 新增：%JAVA_HOME%\bin

3. 新建系统变量：

   • 变量名：CLASSPATH

   • 变量值：.

4. 验证安装：

   • 打开CMD输入 java -version

   • 显示版本号即配置成功

二、IDEA安装配置

1. 旧版本卸载（可选）

1. 控制面板 → 程序和功能

2. 右键旧版IDEA选择"卸载"

3. 删除残留目录：

   • C:\Users\<用户名>\AppData\Roaming\JetBrains

   • C:\Users\<用户名>\AppData\Local\JetBrains

2. 安装IDEA 2023.3.6

1. 官网下载安装包：
   Download IntelliJ IDEA

2. 运行安装程序：

   • 选择64位启动器

   • 关联.java文件

   • 建议安装路径保持默认

IDEA食用方法

点击【方式3】文件夹 , 进入到文件夹 /jetbra，目录如下：

将上面图示的的所属文件夹 /jetbra 复制电脑某个位置，笔者这里放置到了 D:/ 盘根目录下:

注意： 补丁所属文件夹需单独存放，且放置的路径不要有中文与空格，以免 IDEA 读取补丁错误。

点击进入 /jetbra 目录，再点击进入 /scripts 文件夹，双击执行 install-current-user.vbs ：

执行后弹框提示信息

成功后，提示 Done

输入 IDEA 码

6G5NXCPJZB-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-SnRVlQQR1/9nxZ2AXsQ0seYwU5OjaiUMXrnQIIdNRvykzqQ0Q+vjXlmO7iAUwhwlsyfoMrLuvmLYwoD7fV8Mpz9Gs2gsTR8DfSHuAdvZlFENlIuFoIqyO8BneM9paD0yLxiqxy/WWuOqW6c1v9ubbfdT6z9UnzSUjPKlsjXfq9J2gcDALrv9E0RPTOZqKfnsg7PF0wNQ0/d00dy1k3zI+zJyTRpDxkCaGgijlY/LZ/wqd/kRfcbQuRzdJ/JXa3nj26rACqykKXaBH5thuvkTyySOpZwZMJVJyW7B7ro/hkFCljZug3K+bTw5VwySzJtDcQ9tDYuu0zSAeXrcv2qrOg==-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

 3. 基础配置

1. 界面设置：

   • File → Settings → Appearance

   • 切换主题/调整字体大小

2. 编辑器优化：

   • Editor → Font → 设置18pt等宽字体

   • 取消勾选"Match case"

3. 自动导包：

   • Editor → General → Auto Import

   • 勾选"Add unambiguous imports"

     4、调整代码字体

4. 中文语言包（可选）

1. Plugins中搜索"Chinese"

2. 安装官方中文语言包

3. 重启IDE生效