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9 Type the class name as your choice let say ‘HelloWorld’.
A new Java file page appears where you start writing the code.
In the code editor, notice how much of the code is greyed out. The grey areas are all comments.
Comments
Programmers use comments in their code to document their programs and provide explanatory remarks to anyone
who view it. This is particularly beneficial in the real world, where massive applications are built by a single program
and maintained by others. In a Java program, you can write comments in one of two ways:
Ð ÐBeginning a comment line with two consecutive forward slashes (//)
Ð ÐWriting the comment between the symbols /* and */
224 Touchpad Information Technology-XII

