simple-yewu/common/models/CarKeepInGoodBsdc.php

<?php

namespace common\models;

use Yii;
use yii\db\ActiveRecord;
use yii\helpers\ArrayHelper;

/**
 * This is the model class for table "car_keep_in_good_bsdc".
 *
 * @property integer $id
 * @property integer $brand_id
 * @property integer $series_id
 * @property integer $displacement_id
 * @property string $car_year
 */
class CarKeepInGoodBsdc extends ActiveRecord
{
    /**
     * @inheritdoc
     */
    public static function tableName()
    {
        return 'car_keep_in_good_bsdc';
    }
    public function scenarios()
    {
        return ['create'=>['brand_id','series_id','displacement_id','car_year']];
    }

    /**
     * @inheritdoc
     */
    public function rules()
    {
        return [
            [['brand_id', 'series_id', 'displacement_id'], 'integer'],
            [['car_year'], 'string', 'max' => 4],
            [['brand_id', 'series_id', 'displacement_id','car_year'],'required','on'=>'create']
        ];
    }

    /**
     * @inheritdoc
     */
    public function attributeLabels()
    {
        return [
            'id' => 'ID',
            'brand_id' => '品牌',
            'series_id' => '车系',
            'displacement_id' => '排量',
            'car_year' => '年份',
        ];
    }
    //品牌
    public function getBrandT(){
        return $this->hasOne(BrandT::className(),['id'=>'brand_id']);
    }
    //车型
    public function getSeriesT(){
        return $this->hasOne(SeriesT::className(),['id'=>'series_id']);
    }
    //排量
    public function getDisplacementT(){
        return $this->hasOne(DisplacementT::className(),['id'=>'displacement_id']);
    }
    public function getCarKeepInGoodItems(){
        return $this->hasMany(CarKeepInGoodItems::className(),['bsdc_id'=>'id']);
    }
}