php url

作者: KINGZ1993 | 来源:发表于2016-06-30 17:30 被阅读15次

    #测试网址:    http://localhost/blog/testurl.php?id=5

    //获取域名或主机地址

    echo$_SERVER['HTTP_HOST']."
    ";#localhost

    //获取网页地址

    echo$_SERVER['PHP_SELF']."
    ";#/blog/testurl.php

    //获取网址参数

    echo$_SERVER["QUERY_STRING"]."
    ";#id=5

    //获取用户代理

    echo$_SERVER['HTTP_REFERER']."
    ";

    //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://localhost/blog/testurl.php?id=5

    //包含端口号的完整url

    echo'http://'.$_SERVER['SERVER_NAME'].':'.$_SERVER["SERVER_PORT"].$_SERVER["REQUEST_URI"];

    #http://localhost:80/blog/testurl.php?id=5

    //只取路径

    $url='http://'.$_SERVER['SERVER_NAME'].$_SERVER["REQUEST_URI"];

    echodirname($url);

    #http://localhost/blog

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