Requirement for Hello World Java Example:
Creating hello java example:
Let’s create the hello world java program:
public class MyFirstJavaProgram {
/* This is my first java program.
* This will print 'Hello World' as the output
*/
public static void main(String []args) {
System.out.println("Hello World"); // prints Hello World
}
}
Lets look at how to save the file, compile and run the program. Please follow the steps given below:
Understanding first java program:
Let’s see what is the meaning of class, public, static, void, main, String[], System.out.println().
As displayed in the above diagram, write the MyFirstJavaProgram program of java in notepad and saved it as MyFirstJavaProgram.java. To compile and run this program, you need to open command prompt by Start -> All Programs -> Accessories -> command prompt.
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