RemoteObjectjava.lang.Object |---ohos.rpc.RemoteObjectpublic class RemoteObjectextends Objectimplements IRemoteObject实...
Floatjava.lang.Object |---java.lang.Number |---|---java.lang.Floatpublic final class Floatextends Numberimplements Compa...
wx.getBackgroundAudioManager()基础库 1.2.0 开始支持,低版本需做兼容处理获取全局唯一的背景音频管理器backgroundAudioManage...