huahuibao/app/admin/controllers/ApplyController.php

<?php
namespace backend\controllers;
use common\components\page;
use common\models\xhTrainStudent;
use Yii;
use yii\web\Controller;

class ApplyController extends BackendController
{
	public function actionList()
	{
        $get		= Yii::$app->request->get();
        $query		= xhTrainStudent::find()->where(['merchantId' => $this->merchantId]);
        $countQuery	= clone $query;
        $count		= $countQuery->count();
        $page		= isset($get['page']) ? $get['page'] : 1;
        $pageSize	= 20;
        $offset		= ($page - 1) * $pageSize;
        $models		= $query->offset($offset)->orderBy('id desc')->limit($pageSize)->asArray()->all();
        $page		= new page($count,$page,$pageSize);
        $paging 	= $page->fpage();
        return $this->render('list',['models'=>$models,'paging'=>$paging]);
	}

}