php udp socket client

<?php

/*
        Simple php udp socket client
*/

//Reduce errors
error_reporting(~E_WARNING);

$server = '127.0.0.1';
$port = 9999;

if(!($sock = socket_create(AF_INET, SOCK_DGRAM, 0)))
{
        $errorcode = socket_last_error();
    $errormsg = socket_strerror($errorcode);

    die("Couldn't create socket: [$errorcode] $errormsg \n");
}

echo "Socket created \n";

//Communication loop
$i=1;
while(1)
{
$i++;
        //Take some input to send
        echo 'Enter a message to send : ';
        $input = $i;
sleep(5);

        //Send the message to the server
        if( ! socket_sendto($sock, $input , strlen($input) , 0 , $server , $port))
        {
                $errorcode = socket_last_error();
                $errormsg = socket_strerror($errorcode);

                die("Could not send data: [$errorcode] $errormsg \n");
        }

//Now receive reply from server and print it
/*      if(socket_recv ( $sock , $reply , 2045 , MSG_WAITALL ) === FALSE)
        {
                $errorcode = socket_last_error();
                $errormsg = socket_strerror($errorcode);

                die("Could not receive data: [$errorcode] $errormsg \n");
        }
echo "Reply : $reply";
*/}
?>