Hi
Is there any way to check if a variable is set in asterisk? I've had a
look around and can't find a purpose built function for it.
I'm going to be using it to see if an argument has been passed with a
macro or not (e.g. see if ${ARG3} is set or not)
Thanks in advance
Ish
--
Ishfaq Malik
Software Developer
PackNet Ltd
Office: 0161 660 3062
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