JAVA环境配置
1.下载jdk并安装
https://www.oracle.com/technetwork/java/javase/downloads/index.html
2.配置java的环境变量bin目录
JAVA_HOME: C:\Program Files\Java\jdk1.8.0_202
Path:%JAVA_HOME%\bin
3. 验证java安装正确
java -version
java version “1.8.0_202”
Java:trade_mark: SE Run