On Fri, 30 Nov 2007 00:30:06 -0500, Jared Smith <[EMAIL PROTECTED]>
wrote:
>Sounds like a perfect application for the ISNULL dialplan function. Of
>course, that adds a whole new set of curly braces and parentheses to
>watch out for.
Thanks Jared for the pointer :-)
exten => s,1,Set(foo=${ISNULL(${var1})})
http://www.voip-info.org/wiki/index.php?page=Asterisk+func+isnull
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