jdk1.8环境变量配置

JAVA_HOME=/usr/java/jdk1.8.0_45
PATH=$JAVA_HOME/bin:$PATH
CLASSPATH=.:$JAVA_HOME/jre/lib/ext:$JAVA_HOME/lib/tools.jar
export PATH JAVA_HOME CLASSPATH

加入到/etc/profile 

source /etc/profile

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转载自www.cnblogs.com/javazxy/p/11588755.html