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php翻页代码出错,(只剩最后的27分了)

WBOY
WBOYOriginal
2016-06-13 12:45:03949browse

php翻页代码出错,请教高手。(只剩最后的27分了)
运行结果是只显示数据库内容的第一页,单击“下一页”仍然停留在第一页上。

<?php<br />
	$pages=ceil($count/$list_num);<br />
    echo "<table width=780 border=0 cellspacing=0 cellpadding=0 align=center class='text'><br />
          <tbody> <br />
          <tr> <td width='159'><font color='#ff0000'>目前共有".$count."条记录</font> </td><br />
               <td width='205'>共".$pages."页</td>";<br />
	  if($offset){<br />
		 $preoffset=$offset-$list_num;<br />
	print "<td width='132'><a href=\"$PHP_SELF?offset=$preoffset\">上一页</a></td>";}<br />
	  else {<br />
	echo  "<td width='132'>上一页</td>";<br />
	}<br />
	 $newoffset=$offset+$list_num;<br />
	  if(($pages!=0)&&(($newoffset/$list_num)!=$pages))<br />
	{<br />
	 print("<td width='158'><a  href=\"$PHP_SELF?offset=$newoffset\">下一页</a></td>");<br />
	}<br />
	  else{ echo "<td width='158'>下一页</td>";}<br />
	 $pageno=($offset/$list_num)+1;<br />
	echo "<td width='112' class=text>第<input class=text type='text' size='4'value=".$pageno." readonly>页</td><br />
          <td width='4'> </td> </tr> </table>";<br />
   ?>

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