2009/4/12 Chisel Wright <chi...@herlpacker.co.uk>: > On Sun, Apr 12, 2009 at 06:54:55PM +0100, Nigel Peck wrote: >> The only way round this I've found is to concatenate an empty string: > > I tend to use: > > element_2 => ($var || undef),
What if $var is 0, or the empty string? In any case, I can't seem to reproduce Nigel's problem as it's written. Is $var really an empty list? Adrian.