php 解決Notice: Undefined index:

來源:互聯網
上載者:User
<html>    <body>        <form name="form1" method="post" action="">            <table width="352" border="0" cellpadding="0" cellspacing="0">                <tr>                    <td width="352" height="30"> 使用者名稱:                    <input name="user" type="text" size="12">                    密碼:                    <input name="pwd" type="password" id="pwd" size="12">                    <input name="submit" type="submit" id="submit" value="登入"></td>                </tr>            </table>        </form>        <?php        //~ function _post($str){            //~ $val = !empty($_POST[$str]) ? $_POST[$str] : null;            //~ return $val;        //~ }        if(!empty($_POST["submit"]) && $_POST["submit"]=="登入")        {            $user = $_POST["user"];            $pwd = $_POST["pwd"];            echo "<br \>user=$user password=$pwd";        }        ?>    </body></html>

聯繫我們

該頁面正文內容均來源於網絡整理,並不代表阿里雲官方的觀點,該頁面所提到的產品和服務也與阿里云無關,如果該頁面內容對您造成了困擾,歡迎寫郵件給我們,收到郵件我們將在5個工作日內處理。

如果您發現本社區中有涉嫌抄襲的內容,歡迎發送郵件至: info-contact@alibabacloud.com 進行舉報並提供相關證據,工作人員會在 5 個工作天內聯絡您,一經查實,本站將立刻刪除涉嫌侵權內容。

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.