I'm (very) new to Perl but I thought there was an easier way to do this. I use the '-w' switch when specifying my interpreter at the beginning of my script:
#!/usr/bin/perl -w and it always tells me if I have a declared variable that doesn't get used. ry -----Original Message----- From: Bob Showalter [mailto:[EMAIL PROTECTED] Sent: Wednesday, June 08, 2005 2:52 PM To: 'Troy S'; beginners@perl.org Subject: RE: perl question - unused variables Troy S wrote: > How can i automatically detect unused variables in Perl? > > i delcrae variables like: > my $abc; > > but don't use $abc within the subroutine. > > how can i get perl to autmatically tell me that $abc is not being used > (other than the declaration)???? Possibly use the output of B::Xref to look for variables with only an introduction ("i")? perldoc B::Xref -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] <http://learn.perl.org/> <http://learn.perl.org/first-response> -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] <http://learn.perl.org/> <http://learn.perl.org/first-response>
