php URL函数实例讲解

2. $url ="http://www.ite5e.com";
3. echo urlencode($url);                           //输出编码后的字符串
4. ?>
7. $url = "http://www.ite5e.com";
8. $newurl = urlencode($url);                          //首先对$url进行编码
9. echo urldecode($newurl);                            //输出解码后的字符串
10. ?>