On Tue, 2006-09-05 at 09:44 -0700, chen li wrote: > split /PATTERN/,EXPR,LIMIT > split /PATTERN/,EXPR > split /PATTERN/ > split > > 1. I check the perldoc -f split but I am not quite > sure what EXPR really means. Does it refer to a > string, or a scalar variable contaning a string, or an > array? From what I learn from camel book I don't find > an example that shows "split" can work on an array. > But it works fine for my array transition. Am I > missing something?
EXPR stands for any expression that evaluates to a scalar. If you use an array here, it's the same as: split /PATTERN/, scalar( @array ); > > 2. In this line $ perl -le what does -le mean? > Command line options can be found in `perldoc perlrun`. -- __END__ Just my 0.00000002 million dollars worth, --- Shawn "For the things we have to learn before we can do them, we learn by doing them." Aristotle * Perl tutorials at http://perlmonks.org/?node=Tutorials * A searchable perldoc is at http://perldoc.perl.org/ -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] <http://learn.perl.org/> <http://learn.perl.org/first-response>
