[development] AJAX return values

[Dan Robinson]

thanks for the quick response.  Is there some code you could point me at?

Thanks,

Dan
> Use drupal_to_js on the server and parseJson on the client to transfer
> serialized data in the server->client direction. I also like to send
> serialized JS to the server, but this requires external JSON libraries
> (both client and server side).
>
> -Robert
>
>
> Dan Robinson wrote:
>> I am trying to get some AJAX stuff to work -
>>
>> javascript function -
>>
>> function setMapContacts(uri, groupname) {
>>      HTTPGet(uri+"/"+groupname, addContactsToMap, "") ;
>> }
>>
>> this is the PHP function that gets called as a result of the above
>> HTTPGet -
>>
>> function getContacts($GroupName) {
>>   $contacts = getContactsInGroup($GroupName);
>>   print drupal_to_js($contacts);
>>   exit();
>> }
>>
>>
>> Here is the callback .js function  I don't think I understand the
>> correct way to format the callback - "contacts" has no value -
>>
>> function addContactsToMap(httpresponse, xmlhttp, contacts) {
>>   if (xmlhttp.status != 200) {
>>     return alert('An HTTP error '+ xmlhttp.status +' occured.\n'+
>> httpresponse.uri);     }  ;
>>     map.clearOverlays();
>>     alert(httpresponse);
>> }
>>
>> and I get a dump in httpresponse - the dump has the data i want in it -
>> but I would much rather be dealing with a javascript array :).  How do I
>> get a javascript array?  Is there a cast I have to do?
>> Thanks,
>>
>> Dan
>>
>>   
>
>