ssageEventBase_EventType.htm">EventType</a></td><td> (继承自 <a href="T_Senparc_Weixin_Work_Entities_RequestMessageEventBase.htm">RequestMessageEventBase</a>。)</td></tr><tr data="public;inherited;notNetfw;"><td><img src="../icons/pubproperty.gif" alt="公共属性" title="公共属性" /></td><td><a href="P_Senparc_NeuChar_Entities_MessageBase_FromUserName.htm">FromUserName</a></td><td><div class="summary">
            发送人（在 Request 中为OpenId，在 Response 中为公众号的微信号）
 