How to get notified when SMS Status changes from 'Queued' to 'Sent'?

Question

Hello,
I am trying to learn Twilio API.
When I [send SMS through php][1] script.. twilio returns a response object with status = \'queued\'. Now I

Answer 1

You're on the right track looking to the StatusCallback. When using the Twilio PHP Library any optional parameters can be set using an array as the last argument.

<?php
$sms = $client->account->sms_messages->create(
  "1235551234", 
  "1235554321",
  "Hey Friend, Monkey Party at 6PM. Bring Bananas!",
  array('StatusCallback' => 'http://example.com/sms/status.php')
);

When the message is sent (or if it fails) the data will be passed to the StatusCallback url.