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This article mainly explains "how to install the installation-free version of JDK and configuration under Centos". The content of the article is simple and clear, and it is easy to learn and understand. Please follow the editor's train of thought to study and learn "how to install JDK and configuration under Centos".

First download the installation-free version of .tar.gz jdk from the official website. I downloaded jdk-7u75-linux-x64.tar.gz.

And unzip it to the / usr/java/ directory, which is originally not available. You can create it by yourself.

Set environment variabl

Vi Open File Command: vi / etc/profile

Move to the end of the file and insert a blank line: enter the letter o

Enter the following configuration information: (note: the separator here is a colon, not a semicolon)

The code is as follows:

JAVA_HOME=/usr/java/jdk1.7.0_75

PATH=$JAVA_HOME/bin:$PATH

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

Export JAVA_HOME

Export PATH

Export CLASSPATH

Thank you for your reading, the above is the content of "how to install the installation-free version of JDK and configuration under Centos". After the study of this article, I believe you have a deeper understanding of how to install the installation-free version of JDK and configuration under Centos, and the specific use needs to be verified in practice. Here is, the editor will push for you more related knowledge points of the article, welcome to follow!

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