sale_info.php源代码分析

 

<link href="css/style.css" rel="stylesheet">

<?php

include("conn/conn.php");

%包含数据库连接文件

?>

<table width="563" height="587" border="0" cellpadding="0" cellspacing="0">

<tr>

<td width="563" height="587" valign="top" bgcolor="#FFFFFF"><table width="563" border="0" cellspacing="0" cellpadding="0">

<tr>

<td width="563" height="27" background="Images/fufei.gif">&nbsp;</td>

</tr>

<tr>

<td height="96" align="center" valign="top"><br>

<?php

$date1=date("Y-m-d");

%获取当前的时间

$sgsql=mysql_query("select * from tb_leaguerinfo where type='出售信息' and showday>='$date1' and checkstate=1 ");

%查询字符串

$sginfo=mysql_fetch_array($sgsql);

%获得结果

if($sginfo){

do{

?>

<table width="540" border="0" cellspacing="0" cellpadding="0">

<tr>

<td height="26"><span class="style1">『出售信息』</span><span class="style8">&nbsp;<?php echo $sginfo[title];?>&nbsp;</span><span class="style6">&nbsp;<?php echo $sginfo[edate];?></span></td>

</tr>

<tr>

<td height="26">&nbsp;&nbsp;&nbsp;<span class="style5">&nbsp;<?php echo $sginfo[content];?></span></td>

</tr>

<tr>

<td height="26">&nbsp;<span class="style8">联系人：<?php echo $sginfo[linkman];?>&nbsp;&nbsp;&nbsp;联系电话：<?php echo $sginfo[tel];?></span></td>

</tr>

<tr>

<td height="3" background="Images/line1.gif"></td>

</tr>

</table>

<?php

}while($sginfo=mysql_fetch_array($sgsql));

%展示信息

}else{

?>

<table width="540" border="0" cellspacing="0" cellpadding="0">

<tr>

<td align="center">暂无出售信息资源！</td>

</tr>

</table>

<?php

}

?></td>

</tr>

<tr>

<td align="center" valign="top"><table width="560" border="0" cellspacing="0" cellpadding="0">

<tr>

<td height="87" background="Images/guanggao.gif">&nbsp;</td>

</tr>

</table></td>

</tr>

<tr>

<td height="27" background="Images/mian.gif">&nbsp;</td>

</tr>

<tr>

<td height="140" align="center" valign="top">

<br>

<?php

$sql=mysql_query("select count(*) as total from tb_info where type='出售信息' and checkstate=1");

%查询字符串，获取结果总数

$info=mysql_fetch_array($sql);

%获得结果

$total=$info[total];

%将结果存于total变量

$pagesize=4;

%每页显示的结果数

if ($total<=$pagesize){

$pagecount=1;

%结果数不足pagesize，则仅显示一页

}

if(($total%$pagesize)!=0){

$pagecount=intval($total/$pagesize)+1;

%若不能整除，则取商加的1的结果

}else{

$pagecount=$total/$pagesize;

%否则，直接取整

}

if(($_GET[page])==""){

$page=1;

%默认显示第一页

}else{

$page=intval($_GET[page]);

%否则，显示url中指定的页

}

$gsql=mysql_query("select * from tb_info where type='出售信息' and checkstate=1 order by edate desc limit ".($page-1)*$pagesize.",$pagesize");

%查询字符串，显示相应页和相应结果

$ginfo=mysql_fetch_array($gsql);

%获取结果

if($ginfo){

do{

?>

<table width="540" border="0" cellspacing="0" cellpadding="0">

<tr>

<td height="26"><span class="style1">『出售信息』</span><span class="style8">&nbsp;<?php echo $ginfo[title];?>&nbsp;</span><span class="style6">&nbsp;<?php echo $ginfo[edate];?></span></td>

</tr>

<tr>

<td height="26">&nbsp;&nbsp;&nbsp;<span class="style5">&nbsp;<?php echo $ginfo[content];?></span></td>

</tr>

<tr>

<td height="26">&nbsp;<span class="style8">联系人：<?php echo $ginfo[linkman];?>&nbsp;&nbsp;&nbsp;联系电话：<?php echo $ginfo[tel];?></span></td>

</tr>

<tr>

<td height="3" background="Images/line1.gif"></td>

</tr>

</table>

<?php

}while($ginfo=mysql_fetch_array($gsql));

%展示信息

?>

<table width="543" height="27" border="0" cellpadding="0" cellspacing="0">

<tr>

<td width="543" height="27" colspan="3" align="right"> &nbsp; 共有&nbsp;

<?php

echo $total;

?>

&nbsp;条&nbsp;每页显示&nbsp;<?php echo $pagesize;?>&nbsp;条&nbsp;第&nbsp;<?php echo $page;?>&nbsp;页/共&nbsp;<?php echo $pagecount; ?>&nbsp;页

<?php

if($page>=2){

?>

<a href="sale.php?page=1" title="首页"></a><a href="sale.php?page=<?php echo $page-1;?>" title="前一页"></a>

<?php

}

if($pagecount<=4){

for($i=1;$i<=$pagecount;$i++){

?>

<a href="sale.php?page=<?php echo $i;?>"><?php echo $i;?></a>

<?php

}

}else{

for($i=1;$i<=4;$i++){

?>

<a href="sale.php?page=<?php echo $i;?>"><?php echo $i;?></a>

<?php }?>

<a href="sale.php?page=<?php echo $page-1;?>" title="后一页"></a> <a href="sale.php?page=<?php echo $pagecount;?>" title="尾页"></a>

<?php }?></td>

</tr>

</table>

<?php

}

else{

?>

<table width="540" border="0" cellspacing="0" cellpadding="0">

<tr>

<td align="center">暂无出售信息资源！</td>

</tr>

</table>

<?php

}

?>

</td>

</tr>

</table>

</td>

</tr>

</table>

<meta http-equiv="Content-Type" content="text/html; charset=gb2312">