//zxx: 打开开发者工具，点击按钮，查看发送的网络请求
<a href type="primary" class="ui-button" ping="/assets/example.jpg?action=click&id=button1">按钮1</a> <a href type="primary" class="ui-button" ping="/assets/example.jpg?action=click&id=button2">按钮2</a>