CODE EXAMPLE FOR JAVASCRIPT

send sms with twilio

function send_sms($number,$body)
{
    $ID = '1234567890abcdef1234567890abcdef12';
    $token = '1234567890abcdef1234567890abcdef';
    $service = 'AB1234567890abcdef1234567890abcdef';
    $url = 'https://api.twilio.com/2010-04-01/Accounts/' . $ID . '/Messages.json';

    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL,$url);
    curl_setopt($ch, CURLOPT_FOLLOWLOCATION,true);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER,true);

    curl_setopt($ch, CURLOPT_HTTPAUTH,CURLAUTH_BASIC);
    curl_setopt($ch, CURLOPT_USERPWD,$ID . ':' . $token);

    curl_setopt($ch, CURLOPT_POST,true);
    curl_setopt($ch, CURLOPT_POSTFIELDS,
        'To=' . rawurlencode('+' . $number) .
        '&MessagingServiceSid=' . $service .         // this is optionnel
        //'&From=' . rawurlencode('+18885550000') .  // this is required
        '&Body=' . rawurlencode($body));

    $resp = curl_exec($ch);
    curl_close($ch);
    return json_decode($resp,true);
}

/*
$ID and $token can be found under SMS / Dashboard / 'Show API Credentials' https://www.twilio.com/console/sms/dashboard

(Optional) $service can be found under SMS / Messaging Services / 'SID' https://www.twilio.com/console/sms/services

Comment out 'MessagingServiceSid=' and uncomment 'From=' to use direct sending from a single phone number

Finally, key information can be found buried in the kb here https://www.twilio.com/docs/sms/send-messages#send-a-message-with-an-image-url

*/