# TRTCSwitchRoomConfig class Null safety

切换房间参数

## Constructors

TRTCSwitchRoomConfig({String userSig = "", int roomId = 0, String privateMapKey = "", String strRoomId = ""})

## Properties

hashCode → int
  The hash code for this object. [...]
  read-only, inherited
privateMapKey ↔ String
  【字段含义】房间签名 `非必填`，当您希望某个房间只能让特定的 userId 进入时，需要使用 privateMapKey 进行权限保护。 [...]
  read / write
roomId ↔ int
  【字段含义】房间号码 `必填` ，在同一个房间里的用户（userId）可以彼此看到对方并进行视频通话 [...]
  read / write
runtimeType → Type
  A representation of the runtime type of the object.
  read-only, inherited
strRoomId ↔ String
  【字段含义】字符串房间号码 `选填`，在同一个房间内的用户可以看到彼此并进行视频通话。 [...]
  read / write
userSig ↔ String
  【字段含义】用户签名 `必填`，当前 userId 对应的验证签名，相当于使用云服务的登录密码。 [...]
  read / write

## Methods

noSuchMethod(Invocation invocation) → dynamic
  Invoked when a non-existent method or property is accessed. [...]
  inherited
toJson() → Map<String, dynamic>
toString() → String
  A string representation of this object. [...]
  inherited

## Operators

operator ==(Object other) → bool
  The equality operator. [...]
  inherited