What Is the Use of Java Command

The java command starts a Java application. It does this by starting a Java runtime environment, loading a specified class, and calling that class’s main method. By default, the first argument without an option is the name of the class to be called.

Where is Java command line?

  1. Launch the command prompt via All Programs -> Accessories -> Command Prompt. …
  2. To check that you have the right version of Java installed, type the text in boldface below.

How do you type a command in Java?

Type ‘javac MyFirstJavaProgram. java’ and press enter to compile your code. If there are no errors in your code, the command prompt will take you to the next line (Assumption: The path variable is set). Now, type ‘ java MyFirstJavaProgram ‘ to run your program.

Sarah Jenkins

Sarah Jenkins

Senior Technology Editor & AI Specialist

Sarah Jenkins is a veteran tech journalist with over 12 years of experience covering artificial intelligence, mobile innovations, and digital ethics. Her insights have appeared in leading technology publications worldwide.

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