/** * 获取问题 */ public function getQuestion() { return $this->hasOne(Question::className(), ['id' => 'pid']); }
/** * 获取用户发表的问题 * @return \yii\db\ActiveQuery */ public function getQuestion($id) { return $this->hasOne(Question::className(), ['author_id' => 'id'])->andWhere(['id' => $id]); }