Mac에서 여러 Java 버전의 공존 구현

$ touch .bash_profile

$ open .bash_profile

export JAVA_8_HOME='/Library/Java/JavaVirtualMachines/jdk1.8.0_221.jdk/Contents/Home' export JAVA_11_HOME='/Library/Java/JavaVirtualMachines/jdk-11.0.2.jdk/Contents/Home' # 默认 jdk11 export JAVA_HOME=$JAVA_11_HOME # 动态切换版本 alias jdk8="export JAVA_HOME=$JAVA_8_HOME" alias jdk11="export JAVA_HOME=$JAVA_11_HOME"

$ source ~/.bash_profile