On Thu, Jul 21, 2011 at 02:11:33PM -0700, Mike McClain wrote: > Given the following snippet of code could someone explain to me > why the linefeed gets included in $num? > > mike@/deb40a:~/perl> perl -e' > $str = "asdfggfh 987321qwertyyy\n"; > ($num = $str) =~ s/^.*?(\d+).*$/$1/; > print $num; > ' | hd
My thanks to Shawn, Jim, Rob & Dr. Rudd for their answers. Now I not only know why I was getting the '\n' but 2 ways to avoid it. ($num = $str) =~ s/^.*?(\d+).*$/$1/s; or ($num) = $str =~ /^.*?(\d+).*$/; Danke, Mike -- Satisfied user of Linux since 1997. O< ascii ribbon campaign - stop html mail - www.asciiribbon.org -- To unsubscribe, e-mail: beginners-unsubscr...@perl.org For additional commands, e-mail: beginners-h...@perl.org http://learn.perl.org/
