$sql=mysql_query("select account from root where username='".$this->username."' and `password`='".$this->password."'",$conn);//17行password外面加``,与mysql函数冲突
请两个错误是在这句出现的 $obj=new chkuserlogin($_POST["username"],md5($_POST["password"]));你可能不是在 post 方式下执行的程序 也可能提交过来的名字不对
</div> <!-- /login-wrapper --> <!-- Le javascript ================================================== --> <!-- Placed at the end of the document so the pages load faster --> <script src="./js/jquery-1.7.2.min.js"></script> <script src="./js/bootstrap.js"></script> </body> </html> = - 用这个 页面
$sql=mysql_query("select account from root where username='".$this->username."' and `password`='".$this->password."'",$conn);//17行password外面加``,与mysql函数冲突
$obj=new chkuserlogin($_POST["username"],md5($_POST["password"]));你可能不是在 post 方式下执行的程序
也可能提交过来的名字不对
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8" />
<title>Administrator</title>
<link href="./css/bootstrap.min.css" rel="stylesheet" />
<link href="./css/bootstrap-responsive.min.css" rel="stylesheet" />
<link href="./css/font-awesome.css" rel="stylesheet" />
<link href="./css/adminia.css" rel="stylesheet" />
<link href="./css/adminia-responsive.css" rel="stylesheet" />
<link href="./css/pages/login.css" rel="stylesheet" />
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" /></head>
<form name="connForm" method="post" action="conn.php" onSubmit="return InputCheck(this)">
<body>
<div class="navbar navbar-fixed-top">
<div class="navbar-inner">
<div class="container">
<a class="btn btn-navbar" data-toggle="collapse" data-target=".nav-collapse">
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</a>
<a class="brand" href="./"> Admin</a>
<div class="nav-collapse">
</div> <!-- /nav-collapse -->
</div> <!-- /container -->
</div> <!-- /navbar-inner -->
</div> <!-- /navbar -->
<div id="login-container">
<div id="login-header">
<h3>欢迎登陆用户保用注册后台</h3>
</div> <!-- /login-header -->
<div id="login-content" class="clearfix">
<fieldset> <div class="control-group">
<label class="control-label" for="username">用户名:</label>
<div class="controls">
<input type="text" class="" id="username" />
</div>
</div>
<div class="control-group">
<label class="control-label" for="password">密码:</label>
<div class="controls">
<input type="password" class="" id="password" />
</div>
</div>
</fieldset>
<div id="remember-me" class="pull-left">
<input type="checkbox" name="remember" id="remember" />
<label id="remember-label" for="remember">Remember Me</label>
</div>
<div class="pull-right">
<button type="submit" class="btn btn-warning btn-large">
Login
</button>
</div>
</form>
</div> <!-- /login-content -->
</div> <!-- /login-wrapper --> <!-- Le javascript
================================================== -->
<!-- Placed at the end of the document so the pages load faster -->
<script src="./js/jquery-1.7.2.min.js"></script>
<script src="./js/bootstrap.js"></script> </body>
</html>
= - 用这个 页面
<?php
error_reporting(0);
$mysql_servername = "localhost"; //主机地址
$mysql_username = "root"; //数据库用户名
$mysql_password =""; //数据库密码
$mysql_database ="root"; //数据库
mysql_connect($mysql_servername , $mysql_username , $mysql_password);
mysql_select_db($mysql_database);
$username=$_POST['username'];
$passowrd=$_POST['password'];if ($username && $passowrd){
$sql = "SELECT * FROM account WHERE username = '$username' and password='$passowrd'";
$res = mysql_query($sql);
$rows=mysql_num_rows($res);
if($rows){
header("refresh:0;url=login.php");//跳转页面,注意路径
exit;
}
echo "<script language=javascript>alert('用户名密码错误');history.back();</script>";
}else {
echo "<script language=javascript>alert('用户名密码不能为空');history.back();</script>";
}?>我重新写了这个代码 不用那个链接的 这个没报错了 但是无限用户名 密码不能为空 不管怎么输入
name="username"
name="password"
再试试