[SR-Users] Concatenating strings in $hdr

[Alex Balashov]

Try:

$var(x) = “x” + y + z;
$hdr($var(x));

—
Sent from mobile, with due apologies for brevity and errors.

> On Jul 24, 2019, at 11:41 PM, David Cunningham <dcunningham at voisonics.com> wrote:
> 
> Hello,
> 
> I'm having an issue where this doesn't work:
> 
> #!trydef PRODUCT "Foo"
> 
> if( $hdr("X-" + PRODUCT + "-Transport") != "" ) {
>     add_uri_param( $hdr("X-" + PRODUCT + "-Transport") );
> }
> 
> It seems Kamailio doesn't like the concatenation within the $hdr(). Concatenation does work in other places though:
> 
> append_hf( "X-" + PRODUCT + "-Transport: tcp\r\n" );
> 
> Can anyone advise how to make the concatenation within $hdr() work? Thanking you in advance.
> 
> -- 
> David Cunningham, Voisonics Limited
> http://voisonics.com/
> USA: +1 213 221 1092
> New Zealand: +64 (0)28 2558 3782
> _______________________________________________
> Kamailio (SER) - Users Mailing List
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