Decimal 结构
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。
表示十进制浮点数。
public value class System::Decimal : IComparable, IComparable<System::Decimal>, IConvertible, IEquatable<System::Decimal>, IFormattable
public value class System::Decimal : IComparable<System::Decimal>, IConvertible, IEquatable<System::Decimal>, IParsable<System::Decimal>, ISpanParsable<System::Decimal>, IUtf8SpanParsable<System::Decimal>, System::Numerics::IAdditionOperators<System::Decimal, System::Decimal, System::Decimal>, System::Numerics::IAdditiveIdentity<System::Decimal, System::Decimal>, System::Numerics::IComparisonOperators<System::Decimal, System::Decimal, bool>, System::Numerics::IDecrementOperators<System::Decimal>, System::Numerics::IDivisionOperators<System::Decimal, System::Decimal, System::Decimal>, System::Numerics::IEqualityOperators<System::Decimal, System::Decimal, bool>, System::Numerics::IFloatingPoint<System::Decimal>, System::Numerics::IFloatingPointConstants<System::Decimal>, System::Numerics::IIncrementOperators<System::Decimal>, System::Numerics::IMinMaxValue<System::Decimal>, System::Numerics::IModulusOperators<System::Decimal, System::Decimal, System::Decimal>, System::Numerics::IMultiplicativeIdentity<System::Decimal, System::Decimal>, System::Numerics::IMultiplyOperators<System::Decimal, System::Decimal, System::Decimal>, System::Numerics::INumber<System::Decimal>, System::Numerics::INumberBase<System::Decimal>, System::Numerics::ISignedNumber<System::Decimal>, System::Numerics::ISubtractionOperators<System::Decimal, System::Decimal, System::Decimal>, System::Numerics::IUnaryNegationOperators<System::Decimal, System::Decimal>, System::Numerics::IUnaryPlusOperators<System::Decimal, System::Decimal>, System::Runtime::Serialization::IDeserializationCallback, System::Runtime::Serialization::ISerializable
public value class System::Decimal : IComparable, IComparable<System::Decimal>, IConvertible, IEquatable<System::Decimal>, IFormattable, System::Runtime::Serialization::IDeserializationCallback, System::Runtime::Serialization::ISerializable
public value class System::Decimal : IComparable, IComparable<System::Decimal>, IConvertible, IEquatable<System::Decimal>, ISpanFormattable, System::Runtime::Serialization::IDeserializationCallback, System::Runtime::Serialization::ISerializable
public value class System::Decimal : IComparable<System::Decimal>, IConvertible, IEquatable<System::Decimal>, IParsable<System::Decimal>, ISpanParsable<System::Decimal>, System::Numerics::IAdditionOperators<System::Decimal, System::Decimal, System::Decimal>, System::Numerics::IAdditiveIdentity<System::Decimal, System::Decimal>, System::Numerics::IComparisonOperators<System::Decimal, System::Decimal, bool>, System::Numerics::IDecrementOperators<System::Decimal>, System::Numerics::IDivisionOperators<System::Decimal, System::Decimal, System::Decimal>, System::Numerics::IEqualityOperators<System::Decimal, System::Decimal, bool>, System::Numerics::IFloatingPoint<System::Decimal>, System::Numerics::IFloatingPointConstants<System::Decimal>, System::Numerics::IIncrementOperators<System::Decimal>, System::Numerics::IMinMaxValue<System::Decimal>, System::Numerics::IModulusOperators<System::Decimal, System::Decimal, System::Decimal>, System::Numerics::IMultiplicativeIdentity<System::Decimal, System::Decimal>, System::Numerics::IMultiplyOperators<System::Decimal, System::Decimal, System::Decimal>, System::Numerics::INumber<System::Decimal>, System::Numerics::INumberBase<System::Decimal>, System::Numerics::ISignedNumber<System::Decimal>, System::Numerics::ISubtractionOperators<System::Decimal, System::Decimal, System::Decimal>, System::Numerics::IUnaryNegationOperators<System::Decimal, System::Decimal>, System::Numerics::IUnaryPlusOperators<System::Decimal, System::Decimal>, System::Runtime::Serialization::IDeserializationCallback, System::Runtime::Serialization::ISerializable
public value class System::Decimal : IComparable, IComparable<System::Decimal>, IConvertible, IEquatable<System::Decimal>, IFormattable, System::Runtime::Serialization::IDeserializationCallback
public value class System::Decimal : IComparable, IConvertible, IFormattable
public value class System::Decimal : IComparable, IComparable<System::Decimal>, IEquatable<System::Decimal>, IFormattable
public struct Decimal : IComparable, IComparable<decimal>, IConvertible, IEquatable<decimal>, IFormattable
public readonly struct Decimal : IComparable<decimal>, IConvertible, IEquatable<decimal>, IParsable<decimal>, ISpanParsable<decimal>, IUtf8SpanParsable<decimal>, System.Numerics.IAdditionOperators<decimal,decimal,decimal>, System.Numerics.IAdditiveIdentity<decimal,decimal>, System.Numerics.IComparisonOperators<decimal,decimal,bool>, System.Numerics.IDecrementOperators<decimal>, System.Numerics.IDivisionOperators<decimal,decimal,decimal>, System.Numerics.IEqualityOperators<decimal,decimal,bool>, System.Numerics.IFloatingPoint<decimal>, System.Numerics.IFloatingPointConstants<decimal>, System.Numerics.IIncrementOperators<decimal>, System.Numerics.IMinMaxValue<decimal>, System.Numerics.IModulusOperators<decimal,decimal,decimal>, System.Numerics.IMultiplicativeIdentity<decimal,decimal>, System.Numerics.IMultiplyOperators<decimal,decimal,decimal>, System.Numerics.INumber<decimal>, System.Numerics.INumberBase<decimal>, System.Numerics.ISignedNumber<decimal>, System.Numerics.ISubtractionOperators<decimal,decimal,decimal>, System.Numerics.IUnaryNegationOperators<decimal,decimal>, System.Numerics.IUnaryPlusOperators<decimal,decimal>, System.Runtime.Serialization.IDeserializationCallback, System.Runtime.Serialization.ISerializable
public readonly struct Decimal : IComparable, IComparable<decimal>, IConvertible, IEquatable<decimal>, IFormattable, System.Runtime.Serialization.IDeserializationCallback, System.Runtime.Serialization.ISerializable
public readonly struct Decimal : IComparable, IComparable<decimal>, IConvertible, IEquatable<decimal>, ISpanFormattable, System.Runtime.Serialization.IDeserializationCallback, System.Runtime.Serialization.ISerializable
public readonly struct Decimal : IComparable<decimal>, IConvertible, IEquatable<decimal>, IParsable<decimal>, ISpanParsable<decimal>, System.Numerics.IAdditionOperators<decimal,decimal,decimal>, System.Numerics.IAdditiveIdentity<decimal,decimal>, System.Numerics.IComparisonOperators<decimal,decimal,bool>, System.Numerics.IDecrementOperators<decimal>, System.Numerics.IDivisionOperators<decimal,decimal,decimal>, System.Numerics.IEqualityOperators<decimal,decimal,bool>, System.Numerics.IFloatingPoint<decimal>, System.Numerics.IFloatingPointConstants<decimal>, System.Numerics.IIncrementOperators<decimal>, System.Numerics.IMinMaxValue<decimal>, System.Numerics.IModulusOperators<decimal,decimal,decimal>, System.Numerics.IMultiplicativeIdentity<decimal,decimal>, System.Numerics.IMultiplyOperators<decimal,decimal,decimal>, System.Numerics.INumber<decimal>, System.Numerics.INumberBase<decimal>, System.Numerics.ISignedNumber<decimal>, System.Numerics.ISubtractionOperators<decimal,decimal,decimal>, System.Numerics.IUnaryNegationOperators<decimal,decimal>, System.Numerics.IUnaryPlusOperators<decimal,decimal>, System.Runtime.Serialization.IDeserializationCallback, System.Runtime.Serialization.ISerializable
public struct Decimal : IComparable, IComparable<decimal>, IConvertible, IEquatable<decimal>, IFormattable, System.Runtime.Serialization.IDeserializationCallback
public readonly struct Decimal : IComparable, IComparable<decimal>, IConvertible, IEquatable<decimal>, IFormattable, System.Runtime.Serialization.IDeserializationCallback
[System.Serializable]
public struct Decimal : IComparable, IConvertible, IFormattable
[System.Serializable]
[System.Runtime.InteropServices.ComVisible(true)]
public struct Decimal : IComparable, IComparable<decimal>, IConvertible, IEquatable<decimal>, IFormattable
[System.Serializable]
[System.Runtime.InteropServices.ComVisible(true)]
public struct Decimal : IComparable, IComparable<decimal>, IConvertible, IEquatable<decimal>, IFormattable, System.Runtime.Serialization.IDeserializationCallback
public struct Decimal : IComparable, IComparable<decimal>, IEquatable<decimal>, IFormattable
type decimal = struct
interface IConvertible
interface IFormattable
type decimal = struct
interface IConvertible
interface IFormattable
interface IParsable<decimal>
interface ISpanFormattable
interface ISpanParsable<decimal>
interface IUtf8SpanFormattable
interface IUtf8SpanParsable<decimal>
interface IAdditionOperators<decimal, decimal, decimal>
interface IAdditiveIdentity<decimal, decimal>
interface IComparisonOperators<decimal, decimal, bool>
interface IEqualityOperators<decimal, decimal, bool>
interface IDecrementOperators<decimal>
interface IDivisionOperators<decimal, decimal, decimal>
interface IFloatingPoint<decimal>
interface IFloatingPointConstants<decimal>
interface IIncrementOperators<decimal>
interface IMultiplicativeIdentity<decimal, decimal>
interface IMultiplyOperators<decimal, decimal, decimal>
interface INumberBase<decimal>
interface ISubtractionOperators<decimal, decimal, decimal>
interface IUnaryNegationOperators<decimal, decimal>
interface IUnaryPlusOperators<decimal, decimal>
interface IModulusOperators<decimal, decimal, decimal>
interface INumber<decimal>
interface ISignedNumber<decimal>
interface IMinMaxValue<decimal>
interface IDeserializationCallback
interface ISerializable
type decimal = struct
interface IConvertible
interface IFormattable
interface IDeserializationCallback
interface ISerializable
type decimal = struct
interface IConvertible
interface ISpanFormattable
interface IFormattable
interface IDeserializationCallback
interface ISerializable
type decimal = struct
interface IConvertible
interface IFormattable
interface IParsable<decimal>
interface ISpanFormattable
interface ISpanParsable<decimal>
interface IAdditionOperators<decimal, decimal, decimal>
interface IAdditiveIdentity<decimal, decimal>
interface IComparisonOperators<decimal, decimal, bool>
interface IEqualityOperators<decimal, decimal, bool>
interface IDecrementOperators<decimal>
interface IDivisionOperators<decimal, decimal, decimal>
interface IFloatingPoint<decimal>
interface IFloatingPointConstants<decimal>
interface INumberBase<decimal>
interface IIncrementOperators<decimal>
interface IMultiplicativeIdentity<decimal, decimal>
interface IMultiplyOperators<decimal, decimal, decimal>
interface ISubtractionOperators<decimal, decimal, decimal>
interface IUnaryNegationOperators<decimal, decimal>
interface IUnaryPlusOperators<decimal, decimal>
interface IModulusOperators<decimal, decimal, decimal>
interface INumber<decimal>
interface ISignedNumber<decimal>
interface IMinMaxValue<decimal>
interface IDeserializationCallback
interface ISerializable
type decimal = struct
interface IConvertible
interface IFormattable
interface IParsable<decimal>
interface ISpanFormattable
interface ISpanParsable<decimal>
interface IAdditionOperators<decimal, decimal, decimal>
interface IAdditiveIdentity<decimal, decimal>
interface IComparisonOperators<decimal, decimal, bool>
interface IEqualityOperators<decimal, decimal, bool>
interface IDecrementOperators<decimal>
interface IDivisionOperators<decimal, decimal, decimal>
interface IFloatingPoint<decimal>
interface IFloatingPointConstants<decimal>
interface INumberBase<decimal>
interface IIncrementOperators<decimal>
interface IMultiplicativeIdentity<decimal, decimal>
interface IMultiplyOperators<decimal, decimal, decimal>
interface ISubtractionOperators<decimal, decimal, decimal>
interface IUnaryNegationOperators<decimal, decimal>
interface IUnaryPlusOperators<decimal, decimal>
interface IUtf8SpanFormattable
interface IUtf8SpanParsable<decimal>
interface IModulusOperators<decimal, decimal, decimal>
interface INumber<decimal>
interface ISignedNumber<decimal>
interface IMinMaxValue<decimal>
interface IDeserializationCallback
interface ISerializable
type decimal = struct
interface IConvertible
interface IFormattable
interface IDeserializationCallback
[<System.Serializable>]
type decimal = struct
interface IFormattable
interface IConvertible
[<System.Serializable>]
[<System.Runtime.InteropServices.ComVisible(true)>]
type decimal = struct
interface IFormattable
interface IConvertible
[<System.Serializable>]
[<System.Runtime.InteropServices.ComVisible(true)>]
type decimal = struct
interface IFormattable
interface IConvertible
interface IDeserializationCallback
type decimal = struct
interface IFormattable
Public Structure Decimal
Implements IComparable, IComparable(Of Decimal), IConvertible, IEquatable(Of Decimal), IFormattable
Public Structure Decimal
Implements IAdditionOperators(Of Decimal, Decimal, Decimal), IAdditiveIdentity(Of Decimal, Decimal), IComparable(Of Decimal), IComparisonOperators(Of Decimal, Decimal, Boolean), IConvertible, IDecrementOperators(Of Decimal), IDeserializationCallback, IDivisionOperators(Of Decimal, Decimal, Decimal), IEqualityOperators(Of Decimal, Decimal, Boolean), IEquatable(Of Decimal), IFloatingPoint(Of Decimal), IFloatingPointConstants(Of Decimal), IIncrementOperators(Of Decimal), IMinMaxValue(Of Decimal), IModulusOperators(Of Decimal, Decimal, Decimal), IMultiplicativeIdentity(Of Decimal, Decimal), IMultiplyOperators(Of Decimal, Decimal, Decimal), INumber(Of Decimal), INumberBase(Of Decimal), IParsable(Of Decimal), ISerializable, ISignedNumber(Of Decimal), ISpanParsable(Of Decimal), ISubtractionOperators(Of Decimal, Decimal, Decimal), IUnaryNegationOperators(Of Decimal, Decimal), IUnaryPlusOperators(Of Decimal, Decimal), IUtf8SpanParsable(Of Decimal)
Public Structure Decimal
Implements IComparable, IComparable(Of Decimal), IConvertible, IDeserializationCallback, IEquatable(Of Decimal), IFormattable, ISerializable
Public Structure Decimal
Implements IComparable, IComparable(Of Decimal), IConvertible, IDeserializationCallback, IEquatable(Of Decimal), ISerializable, ISpanFormattable
Public Structure Decimal
Implements IAdditionOperators(Of Decimal, Decimal, Decimal), IAdditiveIdentity(Of Decimal, Decimal), IComparable(Of Decimal), IComparisonOperators(Of Decimal, Decimal, Boolean), IConvertible, IDecrementOperators(Of Decimal), IDeserializationCallback, IDivisionOperators(Of Decimal, Decimal, Decimal), IEqualityOperators(Of Decimal, Decimal, Boolean), IEquatable(Of Decimal), IFloatingPoint(Of Decimal), IFloatingPointConstants(Of Decimal), IIncrementOperators(Of Decimal), IMinMaxValue(Of Decimal), IModulusOperators(Of Decimal, Decimal, Decimal), IMultiplicativeIdentity(Of Decimal, Decimal), IMultiplyOperators(Of Decimal, Decimal, Decimal), INumber(Of Decimal), INumberBase(Of Decimal), IParsable(Of Decimal), ISerializable, ISignedNumber(Of Decimal), ISpanParsable(Of Decimal), ISubtractionOperators(Of Decimal, Decimal, Decimal), IUnaryNegationOperators(Of Decimal, Decimal), IUnaryPlusOperators(Of Decimal, Decimal)
Public Structure Decimal
Implements IComparable, IComparable(Of Decimal), IConvertible, IDeserializationCallback, IEquatable(Of Decimal), IFormattable
Public Structure Decimal
Implements IComparable, IConvertible, IFormattable
Public Structure Decimal
Implements IComparable, IComparable(Of Decimal), IEquatable(Of Decimal), IFormattable
- 继承
- 属性
- 实现
-
IComparable IComparable<Decimal> IConvertible IEquatable<Decimal> IFormattable IComparable<TSelf> IEquatable<TSelf> IParsable<Decimal> IParsable<TSelf> ISpanFormattable ISpanParsable<Decimal> ISpanParsable<TSelf> IUtf8SpanFormattable IUtf8SpanParsable<Decimal> IUtf8SpanParsable<TSelf> IAdditionOperators<Decimal,Decimal,Decimal> IAdditionOperators<TSelf,TSelf,TSelf> IAdditiveIdentity<Decimal,Decimal> IAdditiveIdentity<TSelf,TSelf> IComparisonOperators<Decimal,Decimal,Boolean> IComparisonOperators<TSelf,TSelf,Boolean> IDecrementOperators<Decimal> IDecrementOperators<TSelf> IDivisionOperators<Decimal,Decimal,Decimal> IDivisionOperators<TSelf,TSelf,TSelf> IEqualityOperators<Decimal,Decimal,Boolean> IEqualityOperators<TSelf,TOther,TResult> IEqualityOperators<TSelf,TSelf,Boolean> IFloatingPoint<Decimal> IFloatingPointConstants<Decimal> IFloatingPointConstants<TSelf> IIncrementOperators<Decimal> IIncrementOperators<TSelf> IMinMaxValue<Decimal> IModulusOperators<Decimal,Decimal,Decimal> IModulusOperators<TSelf,TSelf,TSelf> IMultiplicativeIdentity<Decimal,Decimal> IMultiplicativeIdentity<TSelf,TSelf> IMultiplyOperators<Decimal,Decimal,Decimal> IMultiplyOperators<TSelf,TSelf,TSelf> INumber<Decimal> INumber<TSelf> INumberBase<Decimal> INumberBase<TSelf> ISignedNumber<Decimal> ISignedNumber<TSelf> ISubtractionOperators<Decimal,Decimal,Decimal> ISubtractionOperators<TSelf,TSelf,TSelf> IUnaryNegationOperators<Decimal,Decimal> IUnaryNegationOperators<TSelf,TSelf> IUnaryPlusOperators<Decimal,Decimal> IUnaryPlusOperators<TSelf,TSelf> IDeserializationCallback ISerializable
注解
有关此 API 的详细信息,请参阅 Decimal 的补充 API 备注。
构造函数
| 名称 | 说明 |
|---|---|
| Decimal(Double) |
初始化指定双精度浮点数的值的新实例 Decimal 。 |
| Decimal(Int32, Int32, Int32, Boolean, Byte) |
从指定实例构成部分的参数初始化新实例 Decimal 。 |
| Decimal(Int32) |
将指定的 32 位有符号整数的值初始化一个新实例 Decimal 。 |
| Decimal(Int32[]) |
初始化以二进制形式表示且包含在指定数组中的十进制值的新实例 Decimal 。 |
| Decimal(Int64) |
初始化指定 64 位带符号整数的值的新实例 Decimal 。 |
| Decimal(ReadOnlySpan<Int32>) |
初始化以二进制形式表示且包含在指定范围中的十进制值的新实例 Decimal 。 |
| Decimal(Single) |
初始化指定单精度浮点数的值的新实例 Decimal 。 |
| Decimal(UInt32) |
初始化指定 32 位无符号整数的值的新实例 Decimal 。 |
| Decimal(UInt64) |
初始化指定 64 位无符号整数的值的新实例 Decimal 。 |
字段
| 名称 | 说明 |
|---|---|
| MaxValue |
表示最大可能值 Decimal。 此字段是常量且只读的。 |
| MinusOne |
表示数字负一(-1)。 |
| MinValue |
表示可能的最小值 Decimal。 此字段是常量且只读的。 |
| One |
表示第一个 (1)。 |
| Zero |
表示数字零(0)。 |
属性
| 名称 | 说明 |
|---|---|
| Scale |
获取小数的缩放因子,它是一个介于 0 到 28 之间的数字,表示十进制数字的数目。 |
方法
运营商
显式接口实现
适用于
线程安全性
此类型的所有成员都是线程安全的。 似乎修改实例状态的成员实际上返回使用新值初始化的新实例。 与任何其他类型一样,读取和写入包含此类型的实例的共享变量必须受到锁的保护,以确保线程安全。