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Re^2: Help understanding a single line of perl: my $count = $row[0] ? $row[0] : 0;

by ikegami (Patriarch)
on Aug 21, 2009 at 19:37 UTC ( [id://790450]=note: print w/replies, xml ) Need Help??


in reply to Re: Help understanding a single line of perl: my $count = $row[0] ? $row[0] : 0;
in thread Help understanding a single line of perl: my $count = $row[0] ? $row[0] : 0;

So if your @row was the result of some operation that happened to return an empty list, $count would set to 0 rather than '';

That should be "rather than undef".

  • Comment on Re^2: Help understanding a single line of perl: my $count = $row[0] ? $row[0] : 0;

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