How to echo JAVA_HOME in Windows. After you set JAVA_HOME in Windows, it's a good idea to verify the change has persisted. The easiest way to do this is to echo JAVA_HOME in a command prompt or a Bash ...

JAVA_HOME is an operating system (OS) environment variable which can optionally be set after either the Java Development Kit (JDK) or the Java Runtime Environment (JRE) is installed. The JAVA_HOME ...