How to Compile and Run Java Program
In this section, we learn how to compile and run java program step by step.
Write a program on the notepad and save it with .java (for example, DemoFile.java) extension.
Open Command Prompt.
Set the directory in which the .java file is saved. In our case, the .java file is saved in C:\\demo.
Use the following command to compile the Java program. It generates a .class file in the same folder. It also shows an error if any.
Use the following command to run the Java program: