<meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><form id="form1" name="form1" method="post" action="check_remember.php"><table width="300" border="1" align="center" cellpadding="0" cellspacing="0"><thead> <tr>  <td colspan="2" align="center"><b>记住用户名和密码</b></td>  </tr></thead>  <tr align="center"> <td>用 户 名：</td> <td><input type="text" value="<?php echo $_COOKIE["name"];?>" name="name"></td> </tr> <tr align="center"> <td>密码：</td> <td><input type="password" name="password" value="<?php echo $_COOKIE["password"]?>"></td> </tr> <tr align="center"> <td>记住用户名和密码</td> <td><?php if($_COOKIE["remember"] == 1){?><input type="checkbox" name="remember" value="1" checked><?php }else{($_COOKIE["remember"] == "")?><input type="checkbox" name="remember" value="1"><?php }?></td> </tr> <tr align="center"> <td colspan="2"><input type="submit" name="Submit" value="提交" /></td> </tr></table></form> check_remember.php<meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><?php $name = $_POST["name"]; $password = $_POST["password"]; $remember = $_POST["remember"]; if($remember == 1){ setcookie("name",$name,time()+3600); setcookie("password",$password,time()+3600); setcookie("remember",$remember,time()+3600); }else{ setcookie("name",$name,time()-3600); setcookie("password",$password,time()-3600); setcookie("remember",$remember,time()-3600); } echo "<a href="remember.php">返回</a>";?>