| ShengwangChatSDK 1.3.2
    | 
#import <AgoraChatGroupOptions.h>
 
 | 属性 | |
| AgoraChatGroupStyle | style | 
| NSInteger | maxUsers | 
| BOOL | IsInviteNeedConfirm | 
| NSString * | ext | 
The group options.
| 
 | readwritenonatomicstrong | 
The extra information of the group.
| 
 | readwritenonatomicassign | 
Whether to send an invitation notification when inviting a user to join the group. If you set it as NO, the user joins the group automatically.
| 
 | readwritenonatomicassign | 
The maximum number of members in a group. The value range is [3,2000]; the default value is 200.
| 
 | readwritenonatomicassign | 
The group style.