<?php
// Everything you enter here will be executed by our servers. Try it!
$url = 'http://s.click.taobao.com/t_js?tu=http%3A%2F%2Fs.click.taobao.com%2Ft%3Fe%3DzGU34CA7K%252BPkqB07S4%252FK0CITy7klxxrJ35Nnc0vWaHl37H18cjdMO0RFhunziOFb%252FYR38ThEJAQs2K2vhBq7dgXLmU%252BSx8tU3PLk9d5Pc2Up%26ref%3D%26et%3DjFBDPciHyuvffw%253D%253D';
//$url = urldecode($url);
$uri = parse_url($url,PHP_URL_QUERY);
parse_str($uri,$args);
print_r($args['tu']);
print_r(urldecode($args['tu']));
Notice: Use of undefined constant PHP_URL_QUERY - assumed 'PHP_URL_QUERY' in /in/2GWkJ on line 5
Warning: parse_url() expects exactly 1 parameter, 2 given in /in/2GWkJ on line 5
Notice: Undefined index: tu in /in/2GWkJ on line 7
Notice: Undefined index: tu in /in/2GWkJ on line 8