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求php技术手指点

学生一枚 写的代码有问题 求解救 求帮助


同学生！！！


代码呢？


<?php
include_once 'conn.php';
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>院校信息</title><script language="javascript" src="js/Calendar.js"></script><link rel="stylesheet" href="css.css" type="text/css">
</head>
<body>
<p>已有院校信息列表：</p>
<form id="form1" name="form1" method="post" action="">
搜索: 院校：<input name="yuanxiao" type="text" id="yuanxiao" />
<input type="submit" name="Submit" value="查找" style='border:solid 1px #000000; color:#666666' />
</form>
<table width="100%" border="1" align="center" cellpadding="3" cellspacing="1" bordercolor="#00FFFF" style="border-collapse:collapse">
<tr>
<td width="25" bgcolor="#CCFFFF">序号</td>
<td bgcolor='#CCFFFF'>院校</td>
<td width="120" align="center" bgcolor="#CCFFFF">添加时间</td>
<td width="70" align="center" bgcolor="#CCFFFF">操作</td>
</tr>
<?php
$sql="select * from yuanxiaoxinxi where 1=1";
if ($_POST["yuanxiao"]!=""){$nreqyuanxiao=$_POST["yuanxiao"];$sql=$sql." and yuanxiao like '%$nreqyuanxiao%'";}
$sql=$sql." order by id desc";
$query=mysql_query($sql);
$rowscount=mysql_num_rows($query);
if($rowscount==0)
{}
else
{
$pagelarge=10;//每页行数；
$pagecurrent=$_GET["pagecurrent"];
if($rowscount%$pagelarge==0)
{
$pagecount=$rowscount/$pagelarge;
}
else
{
$pagecount=intval($rowscount/$pagelarge)+1;
}
if($pagecurrent=="" || $pagecurrent<=0)
{
$pagecurrent=1;
}
if($pagecurrent>$pagecount)
{
$pagecurrent=$pagecount;
}
$ddddd=$pagecurrent*$pagelarge;
if($pagecurrent==$pagecount)
{
if($rowscount%$pagelarge==0)
{
$ddddd=$pagecurrent*$pagelarge;
}
else
{
$ddddd=$pagecurrent*$pagelarge-$pagelarge+$rowscount%$pagelarge;
}
}
for($i=$pagecurrent*$pagelarge-$pagelarge;$i<$ddddd;$i++)
{
?>
<tr>
<td width="25"><?php
echo $i+1;
?></td>
<td><?php echo mysql_result($query,$i,yuanxiao);?></td>
<td width="120" align="center"><?php
echo mysql_result($query,$i,"addtime");
?></td>
<td width="70" align="center"><a href="del.php?id=<?php
echo mysql_result($query,$i,"id");
?>&tablename=yuanxiaoxinxi" onclick="return confirm('真的要删除？')">删除</a> <a href="yuanxiaoxinxi_updt.php?id=<?php
echo mysql_result($query,$i,"id");
?>">修改</a></td>
</tr>
<?php
}
}
?>
</table>
<p>以上数据共<?php
echo $rowscount;
?>条,
<input type="button" name="Submit2" onclick="javascript:window.print();" value="打印本页" style='border:solid 1px #000000; color:#666666' />
</p>
<p align="center"><a href="yuanxiaoxinxi_list.php?pagecurrent=1">首页</a>, <a href="yuanxiaoxinxi_list.php?pagecurrent=<?php echo $pagecurrent-1;?>">前一页</a> ,<a href="yuanxiaoxinxi_list.php?pagecurrent=<?php echo $pagecurrent+1;?>">后一页</a>, <a href="yuanxiaoxinxi_list.php?pagecurrent=<?php echo $pagecount;?>">末页</a>, 当前第<?php echo $pagecurrent;?>页,共<?php echo $pagecount;?>页 </p>
<p>&nbsp; </p>
</body>
</html>


明天帮看看


//******29行 39行
判断是否有值
if(isset($_POST["yuanxiao"])){
//代码
}
//*******77行
<?php echo mysql_result($query,$i,yuanxiao);?>
yuanxiao 加引号 "yuanxiao"


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