[Freeswitch-users] empty var expression

[João Mesquita]

I thought it was __undef__, ain't it? I haven't digged into the source code,
but should be easy enough to give it a try...

Regards,
João Mesquita


On Fri, Jan 14, 2011 at 5:22 PM, Madovsky <infos at madovsky.org> wrote:

>  I tried this for an var marked as "UNDEF" in log
>
> <condition field="${var}" expression="^UNDEF$" break="never">
> <condition field="${var}" expression="UNDEF" break="never">
> <condition field="${var}" expression="undef" break="never">
> <condition field="${var}" expression="^undef$" break="never">
> <condition field="${var}" expression="" break="never">
> <condition field="${var}" expression="^$" break="never">
> <condition field="${var}" expression="[UNDEF]" break="never">
> <condition field="${var}" expression="[]" break="never">
>
> without success.
> which is the right expression for empty var please ?
>
> Thanks
>
>
>
>
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