protected function sectionCaching()
	{
		$ret = [];
		foreach (Yii::$app->components as $id=>$component) {
			$instance = Yii::$app->{$id};
			if (!($instance instanceof Cache)) continue;

			$title = $this->valueCode($id);

			ob_start();
			ActiveForm::begin();
			echo $this->valueCode($instance->className());
			echo $this->valueModal('Cache ' . $id, $this->valueVarDump($instance), 'Show config');
			echo Html::hiddenInput('flush-cache', $id);
			echo Html::submitButton('Flush', [
				'class'=>'btn btn-xs btn-danger',
				'data'=>['confirm'=>'Are you sure?'],
			]);
			ActiveForm::end();

			$ret[$title] = ob_get_clean();
		}

		return $ret;
	}