Can a Perl script modify itself?

Question

I would like to have my scripts keep track of thier last date of revision internally as a comment. Is this possible? It seems to me that it would need to grab the date and

Answer 1

By request adding my comment as an answer.

Sounds like you already know how to do it. If it is a perl script on a unix/linux box then permissions should not be an issue, if it is on a windows box it might not let you as the file is in use.