1.First u open notepad and write program
like.
Then
2.Go in D Drive and create new file name as
myjava
3.saveas
D drive in myjava folder name as same name of class name “ HelloWorld.java”
suppose we save the program in D: \myjava
Then
4.open command prompt like
And then write
And press Enter key
Then
write cd <file name>
Then press Enter key
Then set path
Press Enter
Then set classpath
Then press Enter
And compile the java program like
And press Enter
Then run the program like
Press Enter key and enjoy the first program
in java