php数组分页

/
获取分页
$data 数据集合
$status 结果状态 1=正常 2=用户输入参数错误 3=接口执行失败
/
function get_page_data($data,$field,$lastId,$limit){
$return = array(
'pageAll' => count($data),
'pageMore' => 0,
'pageList' => array(),
);
if(empty($data)) return $return;
$loop = 0;
$begin = false;
foreach($data as $key => $val){
if($loop == $limit){
$return['pageMore']++;
}
else{
if(!$lastId){
$begin = true;
}
elseif($lastId == $val[$field]){
$begin = true;
continue;
}
if($begin){
$return['pageList'][] = $val;
$loop++;
}
}
}
return $return;
}