onInvitationReceivedFromGroup method Null safety
- String groupId,
- String? groupName,
- String inviter,
- String? reason
id是groupId
, 名称是groupName
的群邀请被inviter
拒绝,理由是reason
Implementation
void onInvitationReceivedFromGroup(
String groupId, String? groupName, String inviter, String? reason);