[SR-Users] How to use regular expression for $var ?

[Daniel-Constantin Mierla]

Hello,

On 7/16/12 4:32 PM, Gary Chen wrote:
>
> Kamailio 3.3.0
>
> I have a variable  $var(s:dst). It can store either a number or IP.
>
> How do I check to determine whether it is a number of IP?
>
> I tried the following and it did not work:
>
> If ($var(s:dst) =~ "^\d+\.\d+\.\d+\.\d+$"){
> It is a IP.
> }else{
> It is a Number
> }
for this particular case, you better use functions from ipops module:

http://kamailio.org/docs/modules/stable/modules/ipops.html#id2536192

Using regular expressions with variables is correct as you tried, not 
sure the \d is taken on consideration, you may try \\d or what I usually 
use is [0-9] instead of \d.

Cheers,
Daniel

-- 
Daniel-Constantin Mierla - http://www.asipto.com
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Kamailio Advanced Training, Seattle, USA, Sep 23-26, 2012 - http://asipto.com/u/katu
Kamailio Practical Workshop, Netherlands, Sep 10-12, 2012 - http://asipto.com/u/kpw

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