Windows/Linux Java环境变量添加配置

目录

• Windows
• Linux

Windows

添加 "JAVA_HOME"

• JAVA_HOME
• D:\ProgramFiles\Java\jdk1.8.0_181

添加 "CLASSPATH"

• CLASSPATH
• .;%JAVA_HOME%/lib/dt.jar;%JAVA_HOME%/lib/tools.jar;%JRE_HOME%/lib/rt.jar;

修改 "Path"

• Path
• ;D:\ProgramFiles\Java\jdk1.8.0_181\bin;D:\ProgramFiles\Java\jre1.8.0_181\bin

Linux

JAVA_HOME=/opt/JAVA/jdk1.8.0_181
JRE_HOME=/opt/JAVA/jre1.8.0_181
CLASSPATH=.:${JAVA_HOME}/lib/dt.jar:${JAVA_HOME}/lib/tools.jar:${JRE_HOME}/lib/rt.jar
PATH=${JAVA_HOME}/bin:${JRE_HOME}/bin:$PATH
export JAVA_HOME
export JRE_HOME
export CLASSPATH