Online PHP editor | output for EqnWm

<?php $_SERVER["HTTP_USER_AGENT"] = "TeachMe-App v000003 Android 4.4.2 on generic"; $Client = array(); $Client["Client"] = substr($_SERVER["HTTP_USER_AGENT"], 0, strpos($_SERVER["HTTP_USER_AGENT"], "v")-1) or die(); $Client["OS"] = substr($_SERVER["HTTP_USER_AGENT"], strpos($_SERVER["HTTP_USER_AGENT"], "v")+7, strlen($_SERVER["HTTP_USER_AGENT"]) - strpos($_SERVER["HTTP_USER_AGENT"], "on")-2); $Client["Device"] = substr($_SERVER["HTTP_USER_AGENT"], strpos($_SERVER["HTTP_USER_AGENT"], "on") + 3); $Client["Version"] = substr($_SERVER["HTTP_USER_AGENT"], strpos($_SERVER["HTTP_USER_AGENT"], "v") + 1, 6); print_r($Client);