入门必看！！JDK的卸载、下载、安装、验证

绝地灬酷狼 2023-06-17 11:51 69阅读 0赞

## 卸载 ##

Windows+R，运行窗口输入control，打开控制面板，卸载JDK。  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80NTg4NzI3NQ_size_16_color_FFFFFF_t_70]  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80NTg4NzI3NQ_size_16_color_FFFFFF_t_70 1]  
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## 下载 ##

Oracle官网：www.oracle.com  
![在这里插入图片描述][20191128192710726.png]  
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![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80NTg4NzI3NQ_size_16_color_FFFFFF_t_70 4]  
![在这里插入图片描述][20191128192728246.png]  
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## 安装 ##

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80NTg4NzI3NQ_size_16_color_FFFFFF_t_70 7]  
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![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80NTg4NzI3NQ_size_16_color_FFFFFF_t_70 9]  
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## 验证 ##

打开命令提示符，输入 ：**java -version**  
查看java版本  
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![打开][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80NTg4NzI3NQ_size_16_color_FFFFFF_t_70 13]  
![在这里插入图片描述][20191128193540903.png]

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