CLLocationManager.StartUpdatingHeading 方法

定义

开始更新标题。

[Foundation.Export("startUpdatingHeading")]
[ObjCRuntime.Unavailable(ObjCRuntime.PlatformName.WatchOS, ObjCRuntime.PlatformArchitecture.All, null)]
[ObjCRuntime.Unavailable(ObjCRuntime.PlatformName.TvOS, ObjCRuntime.PlatformArchitecture.All, null)]
public virtual void StartUpdatingHeading ();
abstract member StartUpdatingHeading : unit -> unit
override this.StartUpdatingHeading : unit -> unit
属性

注解

航向信息仅在具有硬件磁力计的设备上可用。 (请参阅HeadingAvailable.)

适用于