applyJoinTeam method Null safety

Future<NIMResult<NIMTeam>> applyJoinTeam(
  1. String teamId,
  2. String postscript

Request to join the group. The ID of the group that the user applies for joining postscript: The additional information of the request InvocationFuture: You can set the callback function. Once the callback is invoked, the group profile will be returned.


Future<NIMResult<NIMTeam>> applyJoinTeam(String teamId, String postscript) {
  return _platform.applyJoinTeam(teamId, postscript);