Re: is faster a regexp with multiple choices or a single one with lower case?

2015-01-06 Thread Andrew Solomon
Hi Luca, I haven't tested it, but my suspicion is that your first solution will be faster because regular expressions (which don't contain variables) are only compiled once, while you have a function call for every use of lc. By the way another alternative might be: $extention =~ /\.bat/i (whic

is faster a regexp with multiple choices or a single one with lower case?

2015-01-06 Thread Luca Ferrari
Hi all, this could be trivial, and I suspect the answer is that the regexp engine is smart enough, but suppose I want to test the following: $extention =~ / \.bat | \.BAT /x; is the following a better solution? $extension = lc $extension; $extension =~ / \.bat /x; In other words, when testing f

Re: Foobar

2015-01-06 Thread Shlomi Fish
Hi, please see the instructions at the bottom of most emails to the list. Namely: « To unsubscribe, e-mail: beginners-unsubscr...@perl.org For additional commands, e-mail: beginners-h...@perl.org http://learn.perl.org/ » Regards, Shlomi Fish On Mon, 05 Jan 2015 19:44:54 -0600 "dchiggi