# JMSGOptionalContent Class Reference

Inherits from	NSObject
Declared in	JMSGOptionalContent.h

### noSaveOffline 不保存离线消息，NO，默认值，保存离线消息；YES，不保存离线消息 @property (nonatomic, assign) BOOL noSaveOffline #### Declared In JMSGOptionalContent.h ### noSaveNotification 不在状态栏显示消息，NO，默认值，状态栏显示消息；YES，状态栏不显示消息 @property (nonatomic, assign) BOOL noSaveNotification #### Declared In JMSGOptionalContent.h ### needReadReceipt 设置这条消息的发送是否需要对方发送已读回执，NO，默认值 @property (nonatomic, assign) BOOL needReadReceipt #### Declared In JMSGOptionalContent.h ### messageCount 设置消息发送时的未读数，默认为 1 @property (nonatomic, assign) SInt32 messageCount #### Declared In JMSGOptionalContent.h ### customNotification 自定义消息通知栏的内容 @property (nonatomic, strong) JMSGCustomNotification *customNotification #### Discussion 这个属性可以具体参考 JMSGCustomNotification 类 #### Declared In JMSGOptionalContent.h