Global DOCS update: ~~~ replaced with ```

framework/data/ActiveDataProvider.php

@@ -22,7 +22,7 @@ use yii\di\Instance;
  *
  * The following is an example of using ActiveDataProvider to provide ActiveRecord instances:
  *
- * ~~~
+ * ```php
  * $provider = new ActiveDataProvider([
  *     'query' => Post::find(),
  *     'pagination' => [
@@ -32,12 +32,12 @@ use yii\di\Instance;
  *
  * // get the posts in the current page
  * $posts = $provider->getModels();
- * ~~~
+ * ```
  *
  * And the following example shows how to use ActiveDataProvider without ActiveRecord:
  *
- * ~~~
- * $query = new Query;
+ * ```php
+ * $query = new Query();
  * $provider = new ActiveDataProvider([
  *     'query' => $query->from('post'),
  *     'pagination' => [
@@ -47,7 +47,7 @@ use yii\di\Instance;
  *
  * // get the posts in the current page
  * $posts = $provider->getModels();
- * ~~~
+ * ```
  *
  * @author Qiang Xue <qiang.xue@gmail.com>
  * @since 2.0

framework/data/Pagination.php

@@ -26,7 +26,7 @@ use yii\web\Request;
  *
  * Controller action:
  *
- * ~~~
+ * ```php
  * function actionIndex()
  * {
  *     $query = Article::find()->where(['status' => 1]);
@@ -41,11 +41,11 @@ use yii\web\Request;
  *          'pages' => $pages,
  *     ]);
  * }
- * ~~~
+ * ```
  *
  * View:
  *
- * ~~~
+ * ```php
  * foreach ($models as $model) {
  *     // display $model here
  * }
@@ -54,7 +54,7 @@ use yii\web\Request;
  * echo LinkPager::widget([
  *     'pagination' => $pages,
  * ]);
- * ~~~
+ * ```
  *
  * @property integer $limit The limit of the data. This may be used to set the LIMIT value for a SQL statement
  * for fetching the current page of data. Note that if the page size is infinite, a value -1 will be returned.

framework/data/SqlDataProvider.php

@@ -25,7 +25,7 @@ use yii\di\Instance;
  *
  * SqlDataProvider may be used in the following way:
  *
- * ~~~
+ * ```php
  * $count = Yii::$app->db->createCommand('
  *     SELECT COUNT(*) FROM user WHERE status=:status
  * ', [':status' => 1])->queryScalar();
@@ -52,7 +52,7 @@ use yii\di\Instance;
  *
  * // get the user records in the current page
  * $models = $dataProvider->getModels();
- * ~~~
+ * ```
  *
  * Note: if you want to use the pagination feature, you must configure the [[totalCount]] property
  * to be the total number of rows (without pagination). And if you want to use the sorting feature,