Cacher is the code snippet organizer for pro developers

<?php

function deleteGET($url, $param)
    {
        $res = $url;
        if (($p = strpos($res, "?")) !== false ) {
            $paramstr = substr($res, $p + 1);
            $params = explode("&", $paramstr);
            $paramsarr = array();
            foreach ($params as $value) {
                $tmp = explode("=", $value);
                $paramsarr[$tmp[0]] = $tmp[1];
            }
            if (array_key_exists($param, $paramsarr)) {
                unset($paramsarr[$param]);
                $res = substr($res, 0, $p + 1);
                foreach ($paramsarr as $key => $value) {
                    $str = $key;
                    if ($value !== "") {
                        $str .= "=$value";
                    }
                    $res .= "$str&";
                }
                $res = substr($res, 0, -1);
            }
        }

        return $res;
    }