Harry Putnam wrote: > > I wasn't able to really understand perldoc -f warn. > > I'm doing > use File::Find; > open(FILE,"<$File::Find::name")or warn "blah blah: $!"; > > Two things I'm unsure of: > > 1) is the `: $!' meaningfull here?
Yes. > 2) do I need a `next;' following to make `File::Find' go on to the next > found file? Use 'return' to exit from the sub and go on to the next file. > If so, how do I let the `next' know that open has failed? > That is, how do I test exit status of open function? open() returns true on success and undef (false) when it fails. > Is it just as > in shell programing ($?)? No. John -- use Perl; program fulfillment -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] <http://learn.perl.org/> <http://learn.perl.org/first-response>
