SignificantDigitsNumberRounder 类
定义
重要
一些信息与预发行产品相关,相应产品在发行之前可能会进行重大修改。 对于此处提供的信息,Microsoft 不作任何明示或暗示的担保。
将数字舍入到指定数量的有效位数。
public ref class SignificantDigitsNumberRounder sealed : INumberRounder
/// [Windows.Foundation.Metadata.Activatable(65536, Windows.Foundation.UniversalApiContract)]
/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 65536)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
class SignificantDigitsNumberRounder final : INumberRounder
/// [Windows.Foundation.Metadata.ContractVersion(Windows.Foundation.UniversalApiContract, 65536)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
/// [Windows.Foundation.Metadata.Activatable(65536, "Windows.Foundation.UniversalApiContract")]
class SignificantDigitsNumberRounder final : INumberRounder
[Windows.Foundation.Metadata.Activatable(65536, typeof(Windows.Foundation.UniversalApiContract))]
[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 65536)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
public sealed class SignificantDigitsNumberRounder : INumberRounder
[Windows.Foundation.Metadata.ContractVersion(typeof(Windows.Foundation.UniversalApiContract), 65536)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
[Windows.Foundation.Metadata.Activatable(65536, "Windows.Foundation.UniversalApiContract")]
public sealed class SignificantDigitsNumberRounder : INumberRounder
function SignificantDigitsNumberRounder()
Public NotInheritable Class SignificantDigitsNumberRounder
Implements INumberRounder
- 继承
- 属性
- 实现
Windows 要求
设备系列 |
Windows 10 (在 10.0.10240.0 中引入)
|
API contract |
Windows.Foundation.UniversalApiContract (在 v1.0 中引入)
|
构造函数
SignificantDigitsNumberRounder() |
创建一个 SignificantDigitsNumberRounder 对象。 此构造函数将 RoundingAlgorithm 初始化为 RoundingAlgorithm 的默认值。RoundHalfUp 和 SignificantDigits 为 0。 |
属性
RoundingAlgorithm |
获取或设置此 SignificantDigitsNumberRounder 对象的舍入策略值。 |
SignificantDigits |
获取或设置此 SignificantDigitsNumberRounder 对象用于舍入的有效位数。 |
方法
RoundDouble(Double) |
将 Double 数字舍入到指定的有效位数。 |
RoundInt32(Int32) |
将 Int32 数字舍入到指定的有效位数。 |
RoundInt64(Int64) |
将 Int64 数字舍入到指定的有效位数。 |
RoundSingle(Single) |
将 单个 数字舍入到指定的有效位数。 |
RoundUInt32(UInt32) |
将 UInt32 数字舍入到指定的有效位数。 |
RoundUInt64(UInt64) |
将 UInt64 数字舍入到指定的有效位数。 |