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方便新手学习php
guestbook.php: <head> <meta http-equiv="Content-Language" c> <meta http-equiv="Content-Type" c> <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>"); } ?> |
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