PHP截取当前URL并获取当前页面想要的URL信息
Jun 20, 2016 pm 12:43 PM推荐:《PHP视频教程》
在PHP中获取当前页面的URL信息
<? //获取当前的域名: echo $_SERVER['SERVER_NAME']; //获取来源网址,即点击来到本页的上页网址 echo $_SERVER["HTTP_REFERER"]; $_SERVER['REQUEST_URI'];//获取当前域名的后缀 $_SERVER['HTTP_HOST'];//获取当前域名 dirname(__FILE__);//获取当前文件的物理路径 dirname(__FILE__)."/../";//获取当前文件的上一级物理路径 ?>
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#测试网址: http://www.php.cn/blog/test.php?act=checkcode //获取域名或主机地址 echo $_SERVER['HTTP_HOST']."<br>"; #www.php.cn //获取网页地址 echo $_SERVER['PHP_SELF']."<br>"; #/blog/test.php //获取网址参数 echo $_SERVER["QUERY_STRING"]."<br>"; #act=checkcode //获取用户代理 echo $_SERVER['HTTP_REFERER']."<br>"; //获取完整的url echo 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI']; echo 'http://'.$_SERVER['HTTP_HOST'].$_SERVER['PHP_SELF'].'?'.$_SERVER['QUERY_STRING']; # http://www.php.cn/blog/test.php?act=checkcode //包含端口号的完整url echo 'http://'.$_SERVER['SERVER_NAME'].':'.$_SERVER["SERVER_PORT"].$_SERVER["REQUEST_URI"]; # http://www.php.cn:80/blog/test.php?act=checkcode //只取路径 $url='http://'.$_SERVER['SERVER_NAME'].$_SERVER["REQUEST_URI"]; echo dirname($url); #http://www.php.cn:80/blog
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