http://www.perlmonks.org?node_id=994285


in reply to leading and trailing @ symbols in variable declarations

Perhaps that is Yet Another Template System. I have seen (and used) that type of a construct when doing search and replace type building of a script at the shell level.

sed -e 's,@perl_path@,/my/path/to/perl,g; ...'

--MidLifeXis