·ÖÏíÒ»¸öPHP·ÖÒ³´úÂë

<?php
//µ÷ÊÔÊä³öÐÅÏ¢
$pageCount=15;
for($i=1;$i<=$pageCount;$i++){
dump(GetPageRange($i,$pageCount),$i);
}
//$currentPage µ±Ç°Ò³Âë
//$pageCount ×ÜÒ³Êý
//$leftSize ×ó²àÒ³Â뷶Χ
//$rightSize ÓÒ²àÒ³Â뷶Χ
//·µ»ØÒ³ÂëÇø¼äÊý×é
function GetPageRange($currentPage,$pageCount,$leftSize=3,$rightSize=4)
{
if($pageCount<=0 || $leftSize<0 || $rightSize<0){
return array();
}else{
$startPage=$currentPage;
$endPage=$currentPage;
while($leftSize>0){
if($startPage<=1) break;
$startPage--;
$leftSize--;
}
while($rightSize>0){
if($endPage>=$pageCount) break;
$endPage++;
$rightSize--;
}
}
return range($startPage,$endPage);
}
//µ÷ÊÔÊä³öÐÅÏ¢
//$array Ò³ÂëÇø¼äÊý×é
//$currentPage µ±Ç°Ò³Âë
function dump($array,$currentPage=0){
echo "<div style='clear:both;height:30px;'>";
echo "<li style="float:left;" mce_style="float:left;">µ±Ç°Ò³ÊÇ£º<span style='width:30px;color:red;font-weight:bold;'>".$currentPage."</span>·ÖÒ³Çø¼äÏÔʾΪ£º</li>";
for($i=0;$i<count($array);$i++){
echo "<li style='list-style:none;float:left;width:30px;'>";
if($array[$i]==$currentPage) {
echo "<span style='color:999;background:#000;border:1px #eee solid;width:24px;text-align:center;'>".$array[$i]."</span>";
}else{
echo "<span style='border:1px #ccc solid;width:24px;text-align:center;'>".$array[$i]."</span>";
}
echo "</li>";
}
echo "</div>";
}
?>