Example #2 Using incremental packets with WDDX

<?php

//Example #2 Using incremental packets with WDDX

$pi = 3.1415926;

$packet_id = wddx_packet_start("PHP");

wddx_add_vars($packet_id, "pi");

/* Suppose $cities came from database */

$cities = array("Austin", "Novato", "Seattle");

wddx_add_vars($packet_id, "cities");

$packet = wddx_packet_end($packet_id);

echo $packet;

?>

<wddxPacket version='1.0'><header><comment>PHP</comment></header><data><struct><var name='pi'><number>3.1415926</number></var><var name='cities'><array length='3'><string>Austin</string><string>Novato</string><string>Seattle</string></array></var></struct></data></wddxPacket>