Java Runtime Environment 1.8.0 📍

java version "1.8.0_202" Java(TM) SE Runtime Environment (build 1.8.0_202-b08) Java HotSpot(TM) 64-Bit Server VM (build 25.202-b08, mixed mode) Step 1: Compile (requires JDK) – not needed for running pre-built JAR.

java MyProgram Run .jar file:

java -jar myapp.jar | Option | Purpose | |--------|---------| | -Xms256m | Initial heap size | | -Xmx1024m | Max heap size | | -Dproperty=value | Set system property | | -jar | Run executable JAR | java runtime environment 1.8.0

Example:

java -version Expected output:

Run .class file: