help with sorting out messages

[moroccanplaya]

i have random mobile number with text messages, how would i go about only viewing the numbers i want for example 1234


i got this but its not working ??

 
    $m = new Soap_connect;
    #get the messages 
    $get_msg = $m->peekmessage();
    $number_to_match = '447888445445447817814149';
    foreach($get_msg as $msg){
        preg_match('/^(\d{24})(\d{2}\/\d{2}\/\d{4}) (\d{2}:\d{2}:\d{2})SMS\d(.*)/',$msg,$matches);
        if($msg[0] == $number_to_match)echo $msg[4] . "<br />";
        }