共用方式為


CLLocationManager.MaximumRegionMonitoringDistance 屬性

定義

可指派給區域的最大界限距離,以公尺為單位。

[ObjCRuntime.Unavailable(ObjCRuntime.PlatformName.WatchOS, ObjCRuntime.PlatformArchitecture.All, null)]
[ObjCRuntime.Unavailable(ObjCRuntime.PlatformName.TvOS, ObjCRuntime.PlatformArchitecture.All, null)]
public virtual double MaximumRegionMonitoringDistance { [Foundation.Export("maximumRegionMonitoringDistance")] [ObjCRuntime.Unavailable(ObjCRuntime.PlatformName.WatchOS, ObjCRuntime.PlatformArchitecture.All, null)] [ObjCRuntime.Unavailable(ObjCRuntime.PlatformName.TvOS, ObjCRuntime.PlatformArchitecture.All, null)] get; }
[ObjCRuntime.Unavailable(ObjCRuntime.PlatformName.WatchOS, ObjCRuntime.PlatformArchitecture.All, null)]
[ObjCRuntime.Unavailable(ObjCRuntime.PlatformName.TvOS, ObjCRuntime.PlatformArchitecture.All, null)]
[ObjCRuntime.Introduced(ObjCRuntime.PlatformName.MacOSX, 10, 8, ObjCRuntime.PlatformArchitecture.All, null)]
public virtual double MaximumRegionMonitoringDistance { [Foundation.Export("maximumRegionMonitoringDistance")] [ObjCRuntime.Unavailable(ObjCRuntime.PlatformName.WatchOS, ObjCRuntime.PlatformArchitecture.All, null)] [ObjCRuntime.Unavailable(ObjCRuntime.PlatformName.TvOS, ObjCRuntime.PlatformArchitecture.All, null)] [ObjCRuntime.Introduced(ObjCRuntime.PlatformName.MacOSX, 10, 8, ObjCRuntime.PlatformArchitecture.All, null)] get; }
member this.MaximumRegionMonitoringDistance : double

屬性值

-1 的傳回值表示區域監視無法使用。

屬性

適用於