---
order: 4
title:
  zh-CN: Default - Toggle Datasource
  en-US: Default - Toggle Datasource
---

## zh-CN

In this demo you can switch between two `DataSources`. You can `Clear` a `DataSource` or set it to `NULL`. If the `DataSource` changes, the `OnDataSourceChanged` event is triggered.

## en-US

In this demo you can switch between two `DataSources`. You can `Clear` a `DataSource` or set it to `NULL`. If the `DataSource` changes, the `OnDataSourceChanged` event is triggered.