//列表数组分页
$count=count($newsList);
$Page=new \Think\Page($count,4);
$show = $Page->show();
$list=array_slice($newsList,$Page->firstRow,$Page->listRows);
$this->assign('list',$list);// 赋值数据集
$this->assign('page',$show);// 赋值分页输出 