[Freeswitch-users] empty var expression

[Madovsky]

yes, I can see UNDEF
  ----- Original Message ----- 
  From: Michael Collins 
  To: FreeSWITCH Users Help 
  Sent: Monday, January 17, 2011 2:34 PM
  Subject: Re: [Freeswitch-users] empty var expression


  Is the var showing up as "UNDEF" when you send the call to the info app?
  -MC


  On Fri, Jan 14, 2011 at 12:22 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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