[英]Display JSON data in listview yii2
我有一個問題,是否可以在yii2的列表視圖中顯示JSON數據?
另一個問題是這是我的view
代碼
<div class="panel-group" id="accordion">
<?= \yii\widgets\ListView::widget([
'dataProvider' => $dataProvider,
'itemView' => 'listview',
'layout' => "{pager}\n{items}\n{pager}",
]); ?>
</div>
這是我的listview.php
文件代碼
<div data-toggle="collapse" href="#collapse'<?= $model->id ?>'" id="title" class="panel-heading ads-heading">
<h4 class="panel-title"><?= $model->title ?></h4>
<div class="pull-right">
<button type="button" id="'<?= $model->id ?>'" onclick="AdsPost(this)"
class="checkin-btn btn btn-xs btn-danger"> View Ads
</button>
</div>
</div>
這是我的controller
代碼
public function actionEvent()
{
$connection=Yii::$app->db;
$command = $connection->createCommand("SELECT * from Advertisement where maincategory=2 AND subcategory=5");
$dataReader=$command->queryAll(); // execute a query SQL
$dataProvider = new ActiveDataProvider([
'query' => $data,
]);
return $this->render('event' ,['dataProvider' => $dataProvider]);
}
我也嘗試過類似的方法,但是效果不佳
$query = new Query();
$query ->select(['*'])
->from('Advertisement')
->where('maincategory=1')
$command = $query->createCommand();
$data = $command->queryAll();
$dataProvider = new ActiveDataProvider([
'query' => $data,
]);
return $this->render('index' ,['dataProvider' => $dataProvider]);
那我在做什么錯呢? 我問一個問題也要處理JSON數據,因為如果我可以將JSON數據直接發送到Listview
,那么我的生活就很輕松
如果它太復雜,我也可以管理。
你可以這樣嘗試
在這種情況下,錯誤是分配$ data而不是$ dataReader
public function actionEvent()
{
$connection=Yii::$app->db;
$command = $connection->createCommand("SELECT * from Advertisement where maincategory=2 AND subcategory=5");
$dataReader=$command->queryAll(); // execute a query SQL
$dataProvider = new ActiveDataProvider([
'query' => $dataReader,
]);
return $this->render('event' ,['dataProvider' => $dataProvider]);
}
要么
$query = new Query();
$query->from('Advertisement')
->where('maincategory = 2 and subcategory = 5');
$command = $query->createCommand();
$data = $command->queryAll();
$dataProvider = new ActiveDataProvider([
'query' => $data,
]);
return $this->render('index' ,['dataProvider' => $dataProvider]);
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