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In this article, the editor introduces in detail "how to view java information in Linux". The content is detailed, the steps are clear, and the details are handled properly. I hope this article "how to view java information in Linux" can help you solve your doubts.

Check the version information: [root@lb01 ~] # java-versionopenjdk version "1.8.0mm 181" OpenJDK Runtime Environment (build 1.8.0_181-b13) OpenJDK 64-Bit Server VM (build 25.181-b13, mixed mode) View the environment variable: [root@lb01 ~] # echo $JAVA_HOME (empty) find java: [root@lb01 ~] # which java/usr/bin/java [root@lb01 ~] # ls-lrt / usr/bin/javalrwxrwxrwx. 1 root root 22 Oct 25 2019 / usr/bin/java-> / etc/alternatives/java check the hyperlink for environment variable information: [root@lb01 ~] # ls-lrt / etc/alternatives/javalrwxrwxrwx. 1 root root 71 Oct 25 2019 / etc/alternatives/java-> / usr/lib/jvm/java-1.8.0-openjdk-1.8.0.181-7.b13.el7.x86_64/jre/bin/java so the java environment variable is: / usr/lib/jvm/java-1.8.0-openjdk-1.8.0.181-7.b13.el7.x86_64/ read here, this article "how to view java information in Linux" has been introduced. If you want to master the knowledge of this article, you still need to practice and use it. If you want to know more about the articles, you are welcome to follow the industry information channel.

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