onUserGroupNamecardChanged property

void Function(String roomId, String participant, String? ext)? onUserGroupNamecardChanged
final

~english Occurs when the group namecard of a user is changed.

Param groupId The group ID.

Param userId The user ID of the group member whose namecard is changed.

Param namecard The new group namecard, null if the namecard is removed. ~end

~chinese 用户的群名片变更回调。

Param groupId 群组 ID。

Param userId 群名片变更的群成员的用户 ID。

Param namecard 新的群名片，名片被移除时为 null。 ~end

Implementation

final void Function(
  String groupId,
  String userId,
  String? namecard,
)? onUserGroupNamecardChanged;