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

framework/db/ActiveQueryInterface.php

@@ -35,14 +35,14 @@ interface ActiveQueryInterface extends QueryInterface
      * This can also be a callable (e.g. anonymous function) that returns the index value based on the given
      * row or model data. The signature of the callable should be:
      *
-     * ~~~
+     * ```php
      * // $model is an AR instance when `asArray` is false,
      * // or an array of column values when `asArray` is true.
      * function ($model)
      * {
      *     // return the index value corresponding to $model
      * }
-     * ~~~
+     * ```
      *
      * @return $this the query object itself
      */
@@ -61,7 +61,7 @@ interface ActiveQueryInterface extends QueryInterface
      *
      * The following are some usage examples:
      *
-     * ~~~
+     * ```php
      * // find customers together with their orders and country
      * Customer::find()->with('orders', 'country')->all();
      * // find customers together with their orders and the orders' shipping address
@@ -73,7 +73,7 @@ interface ActiveQueryInterface extends QueryInterface
      *     },
      *     'country',
      * ])->all();
-     * ~~~
+     * ```
      *
      * @return $this the query object itself
      */