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This article mainly explains the "RHEL7 installation jdk and environment configuration tutorial", the article explains the content is simple and clear, easy to learn and understand, the following please follow the editor's ideas slowly in depth, together to study and study the "RHEL7 installation jdk and environment configuration tutorial" bar!

1. Upload jdk to the directory and decompress:

Tar-ivh jdk-8u161-linux-x64.tar.gz

2. Open the configuration file profile for environment configuration

Vim / etc/profile

Export JAVA_HOME=/home/java/jdk1.8.0_161

Export PATH=$JAVA_HOME/bin:$PATH

Export CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar

3. Enter the command to restart the profile file

Source / etc/profile

4. Enter Java and javac for testing

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