got it thanks cheers 在 2011年3月14日 下午5:22，Daniel-Constantin Mierla <miconda(a)gmail.com> 写道： > Hello, > > are you using kamailio 3.1.x? If not, you have to upgrade, the > $branch(...) variable was updated to be writable starting with this version. > > I played last week with it in a need of combining serial forking with > parallel forking and all is ok with assigning values to $branch(...). > > Cheers, > Daniel > > On 3/14/11 5:25 AM, 侯旭光 wrote: >> sorry to bother again >> >> >> $(branch(q)[-1]) = $var(q); >> >> this script line doesn't work and the pv $branch() aren't >> writable,just readable . index -1 is not accessable either. >> >> if append_branch() function doesn't take the q value parameter,the >> $branch(q) just return NULL (which I think is the default value >> Q_UNSPECFIED=-1) >> >> I find a function set_ruri_q() in dset.c but I don't know how to call >> it in the configure file. >> >> >> 2011/2/23 Daniel-Constantin Mierla <miconda(a)gmail.com>om>: >>> Hello, >>> >>> On 2/21/11 10:28 AM, 侯旭光 wrote: >>> >>> Hello >>> I need to add q value while using function append_branch(),but the function >>> only takes decimal fraction as the parameter. >>> What if I want to use pv to add q value? >>> The $var and $avp just have string and integer type. >>> Thanks a lot! >>> >>> do: >>> >>> km_append_branch("$var(branchuri)"); >>> $(branch(q)[-1]) = $var(q); >>> >>> $var(q) has to hold an integer value that represents the decimal fraction >>> value multiplied with 100 (so if q should be 0.5, then $var(q) = 50). >>> >>> Cheers, >>> Daniel >>> >>> -- >>> Daniel-Constantin Mierla >>> http://www.asipto.com >> _______________________________________________ >> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list >> sr-users(a)lists.sip-router.org >> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users > -- > Daniel-Constantin Mierla > http://www.asipto.com > >