# JMSGGroupNicknameChangeEvent Class Reference

Inherits from	NSObject
Declared in	JMSGNotificationEvent.h

## Overview 如果是离线事件， memberInfoList 里会包含群成员每一次的修改记录，上层通过 [JMSGGroupDelegate onReceiveGroupNicknameChangeEvents:] 监听。 ### group 群组 @property (nonatomic, strong, readonly) JMSGGroup *group #### Declared In JMSGNotificationEvent.h ### fromMemberInfo 修改昵称的群成员 @property (nonatomic, strong, readonly) JMSGGroupMemberInfo *fromMemberInfo #### Declared In JMSGNotificationEvent.h ### toMemberInfo 被修改昵称的群成员 @property (nonatomic, strong, readonly) JMSGGroupMemberInfo *toMemberInfo #### Declared In JMSGNotificationEvent.h ### ctime 事件时间 @property (nonatomic, assign, readonly) UInt64 ctime #### Declared In JMSGNotificationEvent.h