PHP ??? ?? ?? ???? - ??? ????
?? HTML ??? ???????.
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>留言板</title>
<style type="text/css">
*{margin:0px;padding:0px;}
body{background:#eee;}
#bdy{width:414px;height:736px;margin:0 auto;margin-top:20px;
background:#66CDAA;
}
#top{font-family:"隸書";font-size:30px;text-align:center;/*margin-top:18px;*/
color:#f60;}
.a{text-decoration:none;color:#fff;float:right;padding-right:15px;}
.a:hover{color:red;}
#cont{width:414px;height:736px;margin:0 auto;margin-top:20px;}
#left{width:350px;height:300px;margin-top:80px;margin-left:15px;/*float:left;*/
background:#48D1CC;padding-left:5px;}
#right{width:360px;height:200px;margin-top:20px;background:#48D1CC;
margin-left:15px;/*float:left;*/}
h5{text-align:center;margin-top:15px;margin-bottom:20px;}
#sub{width:120px;height:25px;margin-top:15px;}
#sub:hover{background:#AFEEEE;}
.span{font-size:18px;color:red;font-weight:bold;}
table{width:360px;margin:0 auto;margin-top:15px;border:1px solid #eee;}
td{text-align:center;}
#td a{text-decoration:none;color:#eee;}
#td a:hover{color:red;}
</style>
</head>
<body>
<div id="bdy">
<div id="top">留言板</div>
<a href="login.php" class="a">登錄</a>
<a href="reg.php" class="a">注冊(cè)</a>
<div id="cont">
<div id="left">
<h5>寫留言</h5>
<form method="post" action="addmessage.php">
標(biāo)題：<input type="text" placeholder="請(qǐng)輸入標(biāo)題" name="title">
</br></br>
內(nèi)容：<textarea cols="40" rows="5" name="content"></textarea>
</br></br>
<input type="submit" value="添加留言" id="sub">
</form>
</div>
<div id="right"></div>
</div>
</div>
</body>
</html>??? addmessage.php? ?????. ?? addmessage.php ??? ??? ???????.
?? ??? ??? ???.
session_start();
????: ?? ?? seesion ??? ??? ? ??? ???? ????? ???? ??? ??, ??? ??? ???? ?? ? ????
?? ?????? ?? conn.php? ?????
require_once(' conn.php');
?? ??? ??
header("Content -type: text/html; charset=utf-8");//??? ??
?? ?? ??? ???? ???
$ title = $_POST['title'];
$content = $_POST['content '];
$messtime = time();
???? ???? ???? ???
??? ??? ???? ?? ?? ?, ??? ? ??? ????? ??? ? ???
if(empty($title)){
????????????? echo "<script>alert('??? ?????'); History.go(-1);</script>" ; ('???? ?????');history.go(-1);</script>";
}
??? ??? ?? ??? ??? ? ????:
if(!empty($_SESSION[ 'name'])){
? ? ? ? ? ? $sql = "??(title,content,messtime) ?? ??('$title','$content','$messtime')"; ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?? ~ ; ??('??? ?? ??'); History.go (-1) & lt;/script & gt; "
echo" & lt; ??? ?); ??. go(-1);</script>";
??????? }
??['name']? ?????. ?? ?? ??? ??????? ?????. ???? ??? ? ????. ??? ??? ????? ??? ? ???? ????? ???? ?????
?? ??? ??? ????:
<?php
session_start();
header("Content-type: text/html; charset=utf-8");//設(shè)置編碼
require_once('conn.php');
$title = $_POST['title'];
$content = $_POST['content'];
$messtime = time();
if(empty($title)){
echo "<script>alert('請(qǐng)輸入標(biāo)題');history.go(-1);</script>";
}elseif(empty($content)){
echo "<script>alert('請(qǐng)輸入內(nèi)容');history.go(-1);</script>";
}else{
if(!empty($_SESSION['name'])){
$sql = "insert into mess (title,content,messtime) values('$title','$content','$messtime')";
$result =mysql_query($sql);
if($result){
echo "<script>alert('添加留言成功');location.href='message.php';</script>";
}else{
echo "<script>alert('添加留言失敗');history.go(-1);</script>";
}
}else{
echo "<script>alert('請(qǐng)登錄后添加留言');history.go(-1);</script>";
}
}
?>
