--- title: Mac Java 版本快速切換設定 --- ###### tags: `JAVA` # Java 版本切換 ## 現在java版本 java -version ## 查看java 安裝路徑 /usr/libexec/java_home -version ## 設定java 多版本 open ~/.bash_profile做环境配置 or ~/.zprofile 看你用哪個shell ``` # Java: export JAVA_11_HOME="/Library/Java/JavaVirtualMachines/jdk-11.0.8.jdk/Contents/Home" export JAVA_13_HOME="/Library/Java/JavaVirtualMachines/jdk-13.0.2.jdk/Contents/Home" export JAVA_14_HOME="/Library/Java/JavaVirtualMachines/jdk-14.0.2.jdk/Contents/Home" export JAVA_HOME=$JAVA_14_HOME alias jdk11="export JAVA_HOME=$JAVA_11_HOME" alias jdk13="export JAVA_HOME=$JAVA_13_HOME" alias jdk14="export JAVA_HOME=$JAVA_14_HOME" ``` 然后执行命令source ~/.bash_profile让配置生效。 接下来就可以执行命令jdk11或者jdk13或者jdk14来切换java版本了。 
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