[英]yii2 pagination do not work
我進行了分頁,但所有帖子(我有8條)都顯示在每一頁上。 我想在每頁上顯示4個。 我的錯誤在哪里? 我認為問題出在count($posts)
因為在我正在查看的其他帖子中,他們使用的是$posts->count()
但是這種方法對我不起作用。 感謝每一個建議!
控制器動作:
public function actionIndex()
{
$searchModel = new PostSearch();
$postModel = new \app\models\Post();
$userModel = new \app\models\BlogUser();
$posts = $postModel::find()->orderBy(['post_id' => SORT_DESC])->all();
$pagination = new Pagination(['totalCount' => count($posts), 'pageSize' => 4]);
$dataProvider = $searchModel->search(Yii::$app->request->queryParams);
return $this->render('index', [
'searchModel' => $searchModel,
'dataProvider' => $dataProvider,
'postModel' => $postModel,
'userModel' => $userModel,
'posts' => $posts,
'pagination' => $pagination
]);
}
查看index.php:
<div class="content">
<div class="row">
<?php Pjax::begin(['id' => 'posts']) ?>
<div class="col-md-12">
<?php
foreach ($posts as $post)
{
$id = $post->user_id;
$user = $userModel::find()->where(['id' => $id])->one();
echo "<div class='col-md-6 blog-post'>
<div class='col-md-3 post-prof-img'>"
. Html::img('../images/' . $user->image, ['alt' => 'image', 'class' => 'tall img-circle']) .
"<p class='text-center title-par'><strong><em> $user->username </em></strong></p>
<p class='text-center'> $post->date_create</p>
</div>
<div class='col-md-9 post-cont'><p>"
. Html::a('Click for more!',['view', 'id' => $post->post_id]) .
"</p><label class='text-center'> $post->title : </label>
<div class='fade-post'>
$post->content
</div>
</div>
</div>";
}
?>
</div>
<?php Pjax::end() ?>
</div>
</div>
<div class="row">
<div class="col-md-3">
<?= Html::a('Create Post', ['create'], ['class' => 'btn btn-primary']) ?>
<?= Html::submitButton('Search', ['class' => 'btn search-button', 'style' => 'color: blue']) ?>
</div>
</div>
您應該使用dataProvider-> pagination-> pageSize(而不是創建新的分頁並傳遞渲染)
$dataProvider = $searchModel->search(Yii::$app->request->queryParams);
$dataProvider->pagination->pageSize=4;
在視圖中,您可以使用例如:listview小部件作為
/* index.php view file*/
<?=
ListView::widget([
'dataProvider' => $dataProvider,
]);
?>
或GridView
<?= GridView::widget([
'dataProvider' => $dataProvider,
'filterModel' => $searchModel,
'columns' => [
['class' => 'yii\grid\SerialColumn'],
'your_column1',
'your_column2',
.....
['class' => 'yii\grid\ActionColumn',
'contentOptions' => ['style' => 'width:84px; font-size:18px;']],
],
]); ?>
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