Java详细安装和配置教程--JDK

深碍√TFBOYSˉ_ 2024-05-01 04:16 9阅读 0赞

> ## 一、JDK安装准备 ##

### 1、下载JDK ###

#### 1.1、百度网盘链接下载 ####

**链接：[https://pan.baidu.com/s/1e9AEESTdhuSc08aw5Teeyg?pwd=1234][https_pan.baidu.com_s_1e9AEESTdhuSc08aw5Teeyg_pwd_1234]  
提取码：1234**

####  **1.2、官网在线下载** ####

**JDK官网地址：[Java Downloads | Oracle][Java Downloads _ Oracle]**

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> ## 二、JDK安装步骤 ##

### 2、JDK安装 ###

#### 2.1、开始安装 ####

**jdk-8u271-windows-x64双击执行文件**

![404f773273004ba897959ec223abca17.png][]

####  **2.2、**下一步，即可 ####

![8994dbd9234a46eba613f5ca92c4bcb8.png][]

#### 2.3、JDK可更改安装路径 ####

![57cf8e473f6a480a923e43a10638a2c6.png][]

#### 2.4、安装JRE ####

![de7ee0af5bef41d58a2c7ae46c7cfdcc.png][]

#### 2.5、安装结束，关闭即可 ####

![7c1cdbb3be484706b14b7ed48cf422b2.png][]

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> ## 三、Java环境变量配置 ##

### 3、环境变量 ###

#### 3.1、**右键“此电脑”选择“属性”** ####

![b89a261262184bef8d53f02be5a31505.png][]

#### 3.2、**点击“高级系统设置”** ####

![24897598455b4dc1813f4d8c594fbce6.png][]

#### 3.3、**点击“环境变量”** ####

![d1c0bf803c5149fd878f5c8a03f439d8.png][]

#### 3.4、找到系统变量 -> 点击新建 ####

![08c2d1484a55443cbede5319118a7faa.png][]

#### 3.5、打开新建系统变量页面，填入Java的系统变量信息 ####

**变量名：JAVA\_HOME**

**变量值：安装jdk版本文件夹目录下的bin文件夹**

![b3792a9a47a14ca0af6686b91f835211.png][]

#### 3.6、**在“系统变量”中选择“Path”，点击“编辑”** ####

![d38d525306204a6b966643ac72e9991e.png][]

#### 3.7、**点击“新建”，**增加两个变量地址如下： ####

**%JAVA\_HOME%\\bin**

**%JAVA\_HOME%\\jre\\bin**

![0c9cb26575bc4fb2820b39daf7996270.png][]

#### 3.8、在系统变量列表下方，点击【新建】 ####

![08c2d1484a55443cbede5319118a7faa.png][]

#### 3.9、打开新建系统变量页面，填入Java的系统变量信息 ####

**变量名：Classpath**

**变量值：.;%JAVA\_HOME%\\lib\\dt.jar;%JAVA\_HOME%\\lib\\tools.jar;**

![73816b58b88947abb16f1c695464ae4b.png][]

![cc028bad43a24d23bb7eaddcc4d79ed1.png][]

![4af6b17e970a4110a5de8bc19011e9c3.png][]

#### 3.10、**按下“window+R”键 弹出运行框，输入“cmd”进入window命令行** ####

![d5fbc54cd47a4106b5aa565b332c1510.png][]

#### 3.11、**输入“java -version”按下回车** ####

![5bd011382acd4eb28f651b544a27e5aa.png][]

#### 3.12、**出现下面界面则是Java已经配置成功** ####

![b8b4f37883084827a87312fdfe823e0e.png][]

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**制作不易，有帮助的话还希望能给个点赞和关注支持下，谢谢大家。🙏**

[https_pan.baidu.com_s_1e9AEESTdhuSc08aw5Teeyg_pwd_1234]: https://pan.baidu.com/s/1e9AEESTdhuSc08aw5Teeyg?pwd=1234
[Java Downloads _ Oracle]: https://www.oracle.com/java/technologies/downloads/
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