- Mac 配置java 环境
JAVA
1 访问 https://www.oracle.com/technetwork/java/javase/downloads/index.html
2 选择JDK 版本【我自己选择了12.0.2】
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3 下载Java SE Development Kit 12.0.2
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4 下载完成后安装，访问资源库
/Library/Java/JavaVirtualMachines/jdk-12.0.2.jdk/Contents/Home
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5 配置环境变量 sudo vim ~/.bash_profile
JAVA_HOME=/Library/Java/JavaVirtualMachines/jdk-12.0.2.jdk/Contents/Home
PATH=$JAVA_HOME/bin:$PATH:.
CLASSPATH=$JAVA_HOME/lib/tools.jar:$JAVA_HOME/lib/dt.jar:.
export JAVA_HOME
export PATH
export CLASSPATH
