If you are using Notepad or any other text editor for java programming, you should know how to set up the Java path in the command prompt.

Following are the steps.

Step 1: Open command prompt (CMD)

Step 2: Switch to your program directory using CD command

Step 3: Set PATH of Java compiler

Step 4: Use  javac filename.java command to compiler the program

Step 5: Use java filename command to run the program

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 Quick guide.

Step 1:

Run  Open RUN-> CMD -> OK

Step 2:  Switch to your program directory using CD command

Step 3: Set PATH of Java compiler

Java Program: Hello.java

Code:

// Write a program to display message in java

public class Hello{

public static void main(String[] arg){

System.out.println(“Hello World”);

}

}

Output:

Hello World

Step 4: Use  javac filename.java command to compiler the program

Step 5: Use java  filename command to run the program