PHP开发实例大全(提高卷) 中文完整pdf扫描版[244MB]
我有一个会员表 member 但是这张表记录的信息只有登录账号和密码,另外一张表memdesc是存放头像,姓名,等,这时我需要根据member表的mid
和memdesc的mid关联
首先我们在member表下关联memdesc表
- public function getMemdesc(){
- return $this->hasOne(Memdesc::className(),['mid'=>'mid']); // 这里怎么写,请看文档和结合你的实际表结构,这里是用member的mid去关联memdesc的mid
- }
当然到这里不是结束
你首先的去写一个MemberSearch去继承Member表,这个可以用gii生成的就不多说了,不会的话就手动吧
就像这样
- namespace backend\models;
- use Yii;
- use yii\base\Model;
- use yii\data\ActiveDataProvider;
- use common\models\Member;
- use common\models\Memdesc;
- class MemberSearch extends Member
- {
- public $nickname;<span style="white-space:pre"> </span>//这里定义一个属性,就是memdesc表的会员姓名
- public function rules()
- {
- return [
- [['mid'], 'integer'],
- [['memail', 'musername','nickname'], 'safe'], //这里nickname一定要写,根据你自己的命名去写,不写的话搜索框出不来
- ];
- }
- public function scenarios()
- {
- return Model::scenarios();
- }
- public function search($params)
- {
- $query = Member::find();
- $query->joinWith(['memdesc']); //加上这句 一看就知道这个就是连表的
- $dataProvider = new ActiveDataProvider([
- 'query' => $query,
- ]);
- if (!($this->load($params) && $this->validate())) {
- return $dataProvider;
- }
- $query->andFilterWhere([
- 'mid' => $this->mid,
- ]);
- $query->andFilterWhere(['like', 'memail', $this->memail])
- ->andFilterWhere(['like', 'musername', $this->musername])
- ->andFilterWhere(['like', 'm_memdesc.nickname', $this->nickname]) ; //这个就是根据nickname参数进行搜索了,注意前面要加表名
- return $dataProvider;
- }
然后再看Controller代码
- public function actionIndex()
- {
- $searchModel = new MemberSearch();
- $dataProvider = $searchModel->search(Yii::$app->request->queryParams);
- return $this->render('index', [
- 'searchModel' => $searchModel,
- 'dataProvider' => $dataProvider,
- ]);
- }
接下来就是view了,是不是很开森
- <?php
- use yii\helpers\Html;
- use yii\grid\GridView;
- ?>
- <div class="news-index">
- <?php echo $this->render('_search', ['model' => $searchModel]); ?> //这个先不管它,咱们下回再说这个..
- <p>
- <?= Html::a(Yii::t('app', 'Create {modelClass}', ['modelClass' => 'Member',]), ['create'], ['class' => 'btn btn-success']) ?>
- </p>
- <?= GridView::widget([
- 'dataProvider' => $dataProvider,
- 'filterModel' => $searchModel,
- 'columns' => [
- ['class' => 'yii\grid\SerialColumn'],
- 'memail',
- 'musername',
- ['label'=>'nickname', 'attribute' => 'nickname', 'value' => 'memdesc.nickname' ],//加上这段代码
- ['class' => 'yii\grid\ActionColumn'],
- ],
- ]); ?>
- </div>
转载请注明:谷谷点程序 » YII2 GridView联表搜索,排序