后台生成装有下标页码的数组，到网页上打印出来（可以定义下标页码的长度)
1. [代码]后台页码下标生成
/**
*分页下标生成
*
* @param $page 页码
* @param $num 多少行为一页
* @param $rows 数据总行数
* @param $length 下标最大显示个数
* @return array 返回数组
*/
public function PageDate($page, $num , $rows , $length){
//初始化数据
$MaxPage = 0; //最大页码
$MinPage = 0; //最小页码
$ServerPage = 0; //下拉框中选中页码
$PageData = array(); //全部页码数组（供下拉选择框使用）
$PageShowData = array(); //显示的下标数组
$page = intval($page);
if($rows == 0){
return $data = array(
'page' => $page,
'MaxPage' => $MaxPage,
'MinPage' => $MinPage,
'ServerPage' => $ServerPage,
'PageData' => $PageData,
'PageShowData' => $PageShowData
);
}
//得到最大分页和最小分页
$MaxPage = intval($rows / $num);
$double = $rows % $num;
if($double > 0.000000001)
{
$MaxPage += 1;
}
$MinPage = 1;
$ServerPage = 1;
//得到页码的全部项目
for($i = 1; $i $MaxPage){
$page = 1;
}
/*生成显示的页码标签*/
//生成左侧的代码快
if($page == $MinPage){
$PageShowData[1] = $page;
}
if($page > $MinPage){
$PageShowData[1] = $MinPage;
// $PageShowData[2] = $page - 1; // $MinPage ){
$PageShowData[3] = $page - 2;
$PageShowData[4] = $page - 1;
}elseif($page -2 == $MinPage){
$PageShowData[3] = $page - 1;
}
//确定选中的页码代码快
$PageShowData[count($PageShowData) + 1] = $page;
}
$COUNT = count($PageShowData) + 1;
//生成右侧的代码块
if($page == $MaxPage){
return $data = array(
'page' => $page,
'MaxPage' => $MaxPage,
'MinPage' => $MinPage,
'ServerPage' => $ServerPage,
'PageData' => $PageData,
'PageShowData' => $PageShowData
);
}
if($page = 2){
$j = 1;
for($i = $COUNT; $i >
$PageShowData[$COUNT] = '>>';
$PageShowData[$COUNT + 1] = $MaxPage;
//得到选中的参数
$ServerPage = $PageShowData[$COUNT-1] + 1;
if($ServerPage > $MaxPage){
$ServerPage = 1;
}
return $data = array(
'page' => $page,
'MaxPage' => $MaxPage,
'MinPage' => $MinPage,
'ServerPage' => $ServerPage,
'PageData' => $PageData,
'PageShowData' => $PageShowData
);
}
}
2. [图片] 截图1453701874.png
3. [图片] lALOBuS0o80BT80D3w_991_335.png
