On 3/21/17 3:19 AM, Dan Douglas wrote: > Also not documented is how a variable declared with declare/typeset is > distinct from an unset variable.
I don't know, I think this is pretty clear: "A parameter is set if it has been assigned a value." The previous paragraph discusses attributes. The subsequent paragraph discusses how values are assigned. -- ``The lyf so short, the craft so long to lerne.'' - Chaucer ``Ars longa, vita brevis'' - Hippocrates Chet Ramey, UTech, CWRU c...@case.edu http://cnswww.cns.cwru.edu/~chet/