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我用php+mysql写的留言本

程序员文章站 2022-05-14 12:09:54
guestbook.php:
guestbook.php:

<head>
<meta http-equiv="content-language" content="zh-cn">
<meta http-equiv="content-type" content="text/html; charset=gb2312">
<title></title>
<style>a:link {
        color: #002878; text-decoration: none
}
a:visited {
        color: #002878; text-decoration: none
}
a:active {
        text-decoration: none
}
a:hover {
        color: #cc1111; text-decoration: none
}
p {
        color: #002878; font-size: 9pt
}
table {
        color: #002878; font-size: 9pt
}
li {
        color: #002878; font-size: 9pt; line-height: 14pt
}
ul {
        color: #002878; font-size: 9pt
}

}
</style>
</head>

<body>
<div align="center">
  <center>
  <table border="0" cellpadding="0" cellspacing="0" width="574" height="312">
   </center>
   <tr>
<td><p align="center">高三<6>班留言本本</br></td>
</tr>
    <tr>
      <td width="574" height="272" valign="top">
        <form method="post" action="ly.php">

          <table border="0" cellpadding="0" cellspacing="0" width="100%">
  <center>
   <tr>
              <td width="26%" align="right">
          姓名:</td>
  <td width="74%"><input style="font-size: 9pt; width: 186; background-color: #f8f8f8; height: 19; border: 1px solid #9a9999"   
type="text" name="t1" size="13"></td>
  </tr>
  <tr>
              <td width="26%" align="right">
          email:</td>
  <td width="74%"><input style="font-size: 9pt; width: 186; background-color: #f8f8f8; height: 19; border: 1px solid #9a9999" name="t2" size="13"></td>
  </tr>
              <tr>
                <td width="26%" align="right">
          个人主页:</td>
                <td width="74%"><input style="font-size: 9pt; width: 186; background-color: #f8f8f8; height: 19; border: 1px solid #9a9999" name="t3" size="13" value="http://"></td>
              </tr>
              <tr>
                <td width="26%" align="right">
          主题:</td>
                <td width="74%"><input style="font-size: 9pt; width: 186; background-color: #f8f8f8; height: 19; border: 1px solid #9a9999" name="t4" size="13"></td>
              </tr>
              <tr>
                <td width="26%" align="right" valign="top">
          留言:</td>
                <td width="74%"><textarea style="font-size: 9pt; width: 313; background-color: #f8f8f8; height: 177; border: 1px solid #9a9999" rows="10" name="s1" cols="45" ></textarea></td>
              </tr>
              <tr>
                <td width="100%" align="right" colspan="2">
                </td>
              </tr>
            </table>
          <p align="center">
                                      <input type="submit" value="提交" name="b1">        <input type="reset" value="重写" name="b2"></p>
        </form>
        </center>
        </td>
    </tr>
  </table>
  <hr size='1' color='#6666ff'>
</div>
<div align="center">
  <center>
  <table border="0" cellpadding="0" cellspacing="0" width="603" height="294">
    <tr>
      <td width="603" height="294">
<?
include ("connect.rec");

$qh=mysql_query("select count(*) as rcnt from guestbook");  

$data=mysql_fetch_array($qh);  

$nr=$data["rcnt"];  

//判断偏移量参数是否传递给了脚本,如果没有就使用默认值0  

if (empty($offset))  

{  

$offset=0;  

}  
//查询结果(这里是每页20条,但你自己完全可以改变它)  

//$result=mysql_query("select * from guestbook order by time desc limit $offset, 5");  
$result=mysql_query("select * from guestbook limit $offset, 5");  

//显示返回的5条记录  

while ($data=mysql_fetch_array($result))  
{  
printf("姓名:<font color='#000000'>%s</font><br>",$data["name"]);
printf("email:<font color='#3366ff'>%s</font><br>",$data["mail"]);
printf("个人主页:<font color='#3366ff'>%s</font><br>",$data["url"]);
printf("来自:<font color='#3366ff'>%s</font><br>",$data["ip"]);
printf("留言时间:<font color='#3366ff'>%s</font><br>",$data["time"]);
printf("主题:<font color='#3366ff'>%s</font><br>",$data["title"]);
printf("内容:<font color='#000000'>%s</font><br>",$data["ly"]);
printf("<hr size='1' color='#6666ff'>");
}  

//下一步,要写出到其它页面的链接  

if($offset) //如果偏移量是0,不显示前一页的链接  
{  
$preoffset=$offset-5;  
print "<a href="$php_self?offset=$preoffset">前一页</a> n";  
}  

//计算总共需要的页数  

$pages=ceil($nr/5); //$pages变量现在包含所需的页数  

for ($i=1; $i <= $pages; $i++)  

{  

$newoffset=5*$i-5;  

print "<a href="$php_self?offset=$newoffset">$i</a> n";  

}  

//检查是否是最后一页  
$next = $offset+5;
if ($next<$nr)  
{  
print "<a href="$php_self?offset=$next">下一页</a> n";  
}  
printf("<a href='javascript:history.back()'>返回</a>")
?>  
</td>
    </tr>
  </table>
  </center>
</div>
</body>
</html>

ly.php:

<?
include ("connect.rec");
$name = $t1;
$mail = $t2;
$url = $t3;
$title = $t4;
$time = date( "y-m-j h:i:s" );
$ip = getenv("remote_addr");
$ly = $s1;

$result = mysql_query("insert into guestbook (name,mail,url,ip,time,title,ly) values ('$name','$mail','$url','$ip','$time','$title','$ly')");
if ($result == 1)
  {
   echo("留言成功!");
  printf("<script language='javascript'>");
  printf("location='guestbook.php'");
  printf("</script>");
  }
else
  {
  echo("留言失败!");
  printf("<a href='javascript:history.back()'>返回</a>");
  }
?>

可到http://xinai.oso.com.cn/class/guesttap.php查看  

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