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, 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<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
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, 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 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 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 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 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
[<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 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 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
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 IDeserializationCallback ISerializable ISpanFormattable IComparable<TSelf> IEquatable<TSelf> IParsable<Decimal> IParsable<TSelf> ISpanParsable<Decimal> ISpanParsable<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> IUtf8SpanFormattable IUtf8SpanParsable<Decimal> IUtf8SpanParsable<TSelf>
注解
有关此 API 的详细信息,请参阅 Decimal 的补充 API 说明。
构造函数
Decimal(Double) |
将 Decimal 的新实例初始化为指定的双精度浮点数的值。 |
Decimal(Int32) |
将 Decimal 的新实例初始化为指定的 32 位有符号整数的值。 |
Decimal(Int32, Int32, Int32, Boolean, Byte) |
用指定实例构成部分的参数来初始化 Decimal 的新实例。 |
Decimal(Int32[]) |
将 Decimal 的新实例初始化为以二进制表示的、包含在指定数组中的十进制值。 |
Decimal(Int64) |
将 Decimal 的新实例初始化为指定的 64 位有符号整数的值。 |
Decimal(ReadOnlySpan<Int32>) |
将 Decimal 的新实例初始化为以二进制表示的、包含在指定范围中的十进制值。 |
Decimal(Single) |
将 Decimal 的新实例初始化为指定的单精度浮点数的值。 |
Decimal(UInt32) |
将 Decimal 的新实例初始化为指定的 32 位无符号整数的值。 |
Decimal(UInt64) |
将 Decimal 的新实例初始化为指定的 64 位无符号整数的值。 |
字段
MaxValue |
表示 Decimal 的最大可能值。 该字段是常数且为只读。 |
MinusOne |
表示数字负一 (-1)。 |
MinValue |
表示 Decimal 的最小可能值。 该字段是常数且为只读。 |
One |
表示数字一 (1)。 |
Zero |
表示数字零 (0)。 |
属性
Scale |
获取小数的缩放因子,该小数是一个介于 0 到 28 之间的数字,表示小数位数。 |
方法
运算符
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。 看起来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。
另请参阅
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