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java - what is the reason for the existence of the JAVA_HOME environment variable?

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java - what is the reason for the existence of the JAVA_HOME environment variable?

Many java based application requires to set JAVA_HOME env variable. What's the purpose of this variable?

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Environment variables are strings that contain information such as drive, path, or file name.

The JAVA_HOME environment variable points to the directory where the Java runtime environment (JRE) is installed on your computer.


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