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/

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