list.php
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="zh-CN">
<head>
<title>计划页面</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
</head>
<body>
<?php
session_start();
echo"{$_SESSION['username']},欢迎来到你的计划列表 ";
echo"<br />";
$dbc=@mysqli_connect('127.0.0.1', 'root','123456','todolist')
or die('could not connect to mysql');
mysqli_set_charset($dbc,'utf8');
if($_SERVER['REQUEST_METHOD']=='POST'){
if($_POST['orderhidden']=='a'){
if(!empty($_POST['content'])){
$content=$_POST['content'];
$p="insert into listmessage (content ,user_id) values (\"$content\",\"{$_SESSION['user_id']}\")";
@mysqli_query($dbc,$p);
$r=mysqli_affected_rows($dbc);
echo $r;
if($r<=0)
{
echo "添加失败";
}
}else{
echo"请添加内容";
}
}
}
if($_SERVER['REQUEST_METHOD']=='POST'){
//if($_POST['orderhidden']=='b'){
$list_id=$_POST['hidden'];
$q="delete from listmessage where list_id='$list_id'";
$r=mysqli_query($dbc,$q);
if(!$r){
echo"请重新点击删除";
//echo mysqli_error($dbc);
}
// }
}
$q="select content,list_id from listmessage where user_id={$_SESSION['user_id']}";
$s=mysqli_query($dbc,$q);
$num=mysqli_num_rows($s);
if($s){
//$order=0;
echo'您有'.$num.'条计划';
echo'<br />';
echo'您有'.$num.'个计划编码';
echo'<table align="center" border="3">';
while($row=mysqli_fetch_array($s,MYSQLI_ASSOC)){
echo'<tr><td>'.$row['content'].
' <form action="list.php" method="POST">
<input type="hidden" name="hidden" value='.$row['list_id'].'>
<input type="hidden" name="orderhidden" value="b" />
<input type="submit" value="删除" />
</form>
</td></tr>';
}
echo'<tr><td>
<form action="list.php" method="POST">
内容：<textarea name="content" cols="30" rows="3"></textarea>
<br />
<input type="submit" value="添加" />
<input type="hidden" name="orderhidden" value="a" />
</form>
</td></tr>';
echo'</table>';
}
?>
<a href="logout.php">注销</a>
<br />
<a href="changepassword.php">更改密码</a>
<br />
<a href="index.php">返回首页</a>
</body>
</html>
此项目的完整代码可以到我的github，todolist进行下载。
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