string manipulation

[A.L.M.Buxey at lboro.ac.uk]

Hi,

> If the string is fairly constant in format, i.e. it's always 'SIP/<numbers>@SIPProvider', then I'd try:
> 
> if (&request:Asterisk-Last-Data =~ /\/([0-9]+)\@/) {    # a series of digits preceded by a / and followed by an @
>     update reply {
>         Called-Station-Id := "%{1}"
>     }
> }

+1 = there are similar examples in the provided policy files of recent versions (eg for breaking up usernames...

on recent versions you could also look at the explode xlat module


alan