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注册界面 ZhuCe.php
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>注册</title>
<style>
*{margin:0px; padding:0px;}
form
{
position:absolute;
left:40%;
width:220px;
top:100px;
}
</style>
<?php
if(!empty($_POST[‘ZhuCe‘]))
{
if(empty($_POST[‘ZhangHao‘])||empty($_POST[‘MiMa‘])||empty($_POST[‘XingMing‘]))
{
echo "<script>alert(‘填写的信息不完整‘)</script>";
}
else
{
$ZhangHao=$_POST[‘ZhangHao‘];
$MiMa=$_POST[‘MiMa‘];
$XingMing=$_POST[‘XingMing‘];
include".././ZZ-function/class/UnionDatabase.php";
$db=new unionDatabase();
$sql="insert into YuanGong values (‘$ZhangHao‘,‘$MiMa‘,‘$XingMing‘)";
$result=$db->query($sql);
if($result)
{
echo"<script>alert(‘恭喜您注册成功‘)</script>";
}
else
{
echo"<script>alert(‘注册失败，请检查填写信息‘)</script>";
}
}
}
?>
<form action="" method="post">
<h1 align="center">注册</h1><br>
<div>账号: : <input type="text" name="ZhangHao"/></div><br>
<div>密码: : <input type="password" name="MiMa"/></div><br>
<div>姓名: : <input type="text" name="XingMing"/></div><br>
<div align="center">
<input type="submit" value="确认注册" name="ZhuCe" />
<input type="button" value="前去登入" onClick="window.location.href=‘DengRu.php‘"/>
</div>
</form>
登入界面 DengRu.php
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>登入</title>
<style>
*{margin:0px; padding:0px;}
form
{
position:absolute;
left:40%;
width:220px;
top:100px;
}
</style>
<?php
session_start();
$_SESSION[‘ZhangHao‘]=‘‘;
if(!empty($_POST[‘DengRu‘]))
{
if(empty($_POST[‘ZhangHao‘])||empty($_POST[‘MiMa‘]))
{
echo "<script>alert(‘账号或密码不能为空‘)</script>";
}
else
{
$ZhangHao=$_POST[‘ZhangHao‘];
$MiMa=$_POST[‘MiMa‘];
include".././ZZ-function/class/UnionDatabase.php";
$db=new unionDatabase();
$sql="select count(*) from YuanGong Where ZhangHao=‘$ZhangHao‘ and MiMa=‘$MiMa‘";
$result=$db->query($sql);
if($result[0][0]==1)
{
$_SESSION[‘ZhangHao‘]=$ZhangHao;
header(‘location:main.php‘);
}
else
{
echo"<script>alert(‘用户名或密码不存在‘)</script>";
}
}
}
?>
<form action="" method="post">
<h1 align="center">登入</h1><br>
<div>账号: : <input type="text" name="ZhangHao"/></div><br>
<div>密码: : <input type="password" name="MiMa"/></div><br>
<div align="center">
<input type="submit" value="确认登入" name="DengRu" />
<input type="button" value="前去注册" onClick="window.location.href=‘ZhuCe.php‘"/>
</div>
</form>
主界面 main.php
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>留言板</title> <?php session_start(); if(empty($_SESSION[‘ZhangHao‘])) { header(‘location:DengRu.php‘); } ?> <h1 align="center">留言信息</h1> <table border="1" width="1000px" align="center" bordercolor="#00FF00"> <tr align="center"> <td>发送人</td><td>发送时间</td><td>接收人</td><td>内容</td><td>*</td><td>信息状态</td> </tr> <?php $ZhangHao=$_SESSION[‘ZhangHao‘]; include".././ZZ-function/class/UnionDatabase.php"; $db=new unionDatabase(); $sql="select MingZi from yuangong where ZhangHao=‘$ZhangHao‘"; $MingZi=$db->queryStr($sql); $sql="select * from liuyan where JieShouRen in (‘$MingZi‘,‘所有人‘)"; $result=$db->query($sql); foreach($result as $i) { echo"<tr align=‘center‘> <td>$i[1]</td> <td>$i[3]</td> <td>$i[2]</td> <td>$i[4]</td> <td><a href=‘XiangQing.php?XuHao=$i[0]‘>查看详情</a></td> <td>$i[5]</td> </tr>"; } ?> </table><br> <div align="center"> <a href="FaBuXinXi.php">发布信息</a> <a href="DengRu.php">退出系统</a> </div>
查看详情界面 XiangQing.php
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>留言板</title> <?php session_start(); if(empty($_SESSION[‘ZhangHao‘])) { header(‘location:DengRu.php‘); } ?> <h1 align="center">留言信息</h1> <table border="1" width="1000px" align="center" bordercolor="#00FF00"> <tr align="center"> <td>发送人</td><td>发送时间</td><td>接收人</td><td>内容</td><td>*</td><td>信息状态</td> </tr> <?php $ZhangHao=$_SESSION[‘ZhangHao‘]; include".././ZZ-function/class/UnionDatabase.php"; $db=new unionDatabase(); $sql="select MingZi from yuangong where ZhangHao=‘$ZhangHao‘"; $MingZi=$db->queryStr($sql); $sql="select * from liuyan where JieShouRen in (‘$MingZi‘,‘所有人‘)"; $result=$db->query($sql); foreach($result as $i) { echo"<tr align=‘center‘> <td>$i[1]</td> <td>$i[3]</td> <td>$i[2]</td> <td>$i[4]</td> <td><a href=‘XiangQing.php?XuHao=$i[0]‘>查看详情</a></td> <td>$i[5]</td> </tr>"; } ?> </table><br> <div align="center"> <a href="FaBuXinXi.php">发布信息</a> <a href="DengRu.php">退出系统</a> </div>
发布界面 FaBuXinXi.php
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>发布信息</title>
<style>
*{margin:0px; padding:0px;}
form
{
position:absolute;
left:40%;
width:230px;
top:100px;
}
</style>
<?php
session_start();
if(empty($_SESSION[‘ZhangHao‘]))
{
header(‘location:DengRu.php‘);
}
else
{
if(!empty($_POST[‘FaBu‘]))
{
if(empty($_POST[‘JieShouRen‘])||empty($_POST[‘NeiRong‘]))
{
echo "<script>alert(‘接收人和内容不能为空‘)</script>";
}
else
{
$ZhangHao=$_SESSION[‘ZhangHao‘];
include".././ZZ-function/class/UnionDatabase.php";
$db=new unionDatabase();
$sql="select MingZi from yuangong where ZhangHao=‘$ZhangHao‘";
$FaSongRen=$db->queryStr($sql);
$JieShouRen=$_POST[‘JieShouRen‘];
$NeiRong=$_POST[‘NeiRong‘];
$ZhuangTai=‘未读‘;
$time=date(‘Y-m-d H:i:s‘,time());
$sql="insert into liuyan values(‘‘,‘$FaSongRen‘,‘$JieShouRen‘,‘$time‘,‘$NeiRong‘,‘$ZhuangTai‘)";
$result=$db->query($sql);
if($result)
{
echo"<script>alert(‘发布成功！‘)</script>";
}
else
{
echo"<script>alert(‘发布失败！‘)</script>";
}
}
}
}
?>
<form action="" method="post">
<div align="center">
<a href="main.php">查看信息</a>
<a href="DengRu.php">退出系统</a>
</div><br />
<h1 align="center">发布信息</h1><br />
<div>接收人: <input type="text" name="JieShouRen"></div><br />
<div>内容: <textarea name="NeiRong"></textarea></div><br />
<div align="center">
<input type="submit" name="FaBu" value="确认发布">
<input type="button" value="清空内容">
</div>
</form>
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原文地址：http://www.cnblogs.com/lovling/p/5530876.html
