课题编号
再一次厚脸皮…………分页…………页面跳转后还是当前页面
<?php extract($_REQUEST); $pages=ceil($count/$list_num); echo "<table width=760 border=0 cellspacing=0 cellpadding=0 align=center class='text'> <tbody> <tr> <td width='159'><font color='#ff0000'>目前共有".$count."条记录</font> </td> <td width='205'>共".$pages."页</td>"; if($offset){ $preoffset=$offset-$list_num; print "<td width='132'><a href=\"?offset=$preoffset\">上一页</a></td>";} else { echo "<td width='132'>上一页</td>"; } $newoffset=$offset+$list_num; if(($pages!=0)&&(($newoffset/$list_num)!=$pages)) { print("<td width='158'><a href=\"?offset=$newoffset\">下一页</a></td>"); } else{ echo "<td width='158'>下一页</td>";} $pageno=($offset/$list_num)+1; echo "<td width='112' class=text>第<input class=text type='text' size='4'value=".$pageno." readonly> 页</td> <td width='4'> </td></tr></table>"; ?>
回复讨论(解决方案)
print_r($_REQUEST);
看看都传进来了什么
print_r($_REQUEST);
看看都传进来了什么 我加上了,然后页面显示是这样的:
点下一页后,页面显示是这样的:
<?php extract($_REQUEST); print_r($_REQUEST); $pages=ceil($count/$list_num); echo "<table width=760 border=0 cellspacing=0 cellpadding=0 align=center class='text'> <tbody> <tr> <td width='159'><font color='#ff0000'>目前共有".$count."条记录</font> </td> <td width='205'>共".$pages."页</td>"; if($offset){ $preoffset=$offset-$list_num; print "<td width='132'><a href=\"?offset=$preoffset\">上一页</a></td>";} else { echo "<td width='132'>上一页</td>"; } $newoffset=$offset+$list_num; if(($pages!=0)&&(($newoffset/$list_num)!=$pages)) { print("<td width='158'><a href=\"?offset=$newoffset\">下一页</a></td>"); } else{ echo "<td width='158'>下一页</td>";} $pageno=($offset/$list_num)+1; echo "<td width='112' class=text>第<input class=text type='text' size='4'value=".$pageno." readonly>页</td> <td width='4'> </td></tr></table>"; ?>
那不是对了吗?
print_r($_REQUEST);
看看都传进来了什么 我加上了,然后页面显示是这样的:
点下一页后,页面显示是这样的:
<?php extract($_REQUEST); print_r($_REQUEST); $pages=ceil($count/$list_num); echo "<table width=760 border=0 cellspacing=0 cellpadding=0 align=center class='text'> <tbody> <tr> <td width='159'><font color='#ff0000'>目前共有".$count."条记录</font> </td> <td width='205'>共".$pages."页</td>"; if($offset){ $preoffset=$offset-$list_num; print "<td width='132'><a href=\"?offset=$preoffset\">上一页</a></td>";} else { echo "<td width='132'>上一页</td>"; } $newoffset=$offset+$list_num; if(($pages!=0)&&(($newoffset/$list_num)!=$pages)) { print("<td width='158'><a href=\"?offset=$newoffset\">下一页</a></td>"); } else{ echo "<td width='158'>下一页</td>";} $pageno=($offset/$list_num)+1; echo "<td width='112' class=text>第<input class=text type='text' size='4'value=".$pageno." readonly>页</td> <td width='4'> </td></tr></table>"; ?>
那不是对了吗? 但是翻页后还是显示的第一页的内容啊?
你的代码只是产生分页条用的
并没有数据库查询的部分,那叫人怎么说呢?
你的代码只是产生分页条用的
并没有数据库查询的部分,那叫人怎么说呢? 我把整个的全粘出来
课题列表
| 课题名称 | 指导教师 | 职称 | 可选人数 | 选题情况 | 状态 | 详细资料 |
".$row['id']." | ".$row['subject']." | ".$row['teacher']." | ".$row['zhicheng']." | ".$row['number']." | ".$row['xuehao']." | ".$ss." |
你把 61 行的 extract($_REQUEST); 调到 32 行之前,甚至可以放在 header.php 或 conn.php
否则由于 $offset 并未赋值,if(empty($offset)) 恒成立
你把 61 行的 extract($_REQUEST); 调到 32 行之前,甚至可以放在 header.php 或 conn.php
否则由于 $offset 并未赋值,if(empty($offset)) 恒成立 可以正常分页了!太感谢了!最后我不想显示Array()的话是不是去掉print_r($_REQUEST);这句就可以了?会不会有影响?
print_r($_REQUEST); 只是在调试程序时用的

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