Randal L. Schwartz writes: > >>>>> "Ronald" == Ronald J Kimball <[EMAIL PROTECTED]> writes: > > Ronald> Why would it throw warnings? ref() returns empty string if > Ronald> the argument isn't a reference. > > At one point, I'm sure it returned undef on a non-reference.
reftype in Scalar::Util returns undef on a non-reference, so maybe that's what you were thinking of. Smylers
