On Mon, Oct 31, 2022 at 11:24:06AM -0700, Roger Marquis via austin-group-l at The Open Group (austin-group-l@opengroup.org) wrote:
> Korn shell does predate Perl by 4 years (according to > Wikipedia). Was the operator in question part of the initial > implementation though (David)? The [[ ... ]] construct was present already in ksh88. -- Tapani Tarvainen
