Question

Person XYZ wrote his name and date of code creation at the start , What kind of comment he has written ?​

Answer 1

Answer:

Explanation:

It will save you lots of guesswork and head scratching when you need to write more myself are lazy to type, you will usually find the name abbreviated to regex or regexp.  In your source code, you have to keep in mind which characters get special treatment  cannot be matched starting at the 4th character in the match.