# Double.NegativeInfinityDouble.NegativeInfinityDouble.NegativeInfinityDouble.NegativeInfinity Field

## 定義

``public: double NegativeInfinity = -Infinity;``
``public const double NegativeInfinity = -Infinity;``
``val mutable NegativeInfinity : double``
``Public Const NegativeInfinity As Double  = -Infinity``

## 例

``````// This will equal Infinity.
Console::WriteLine( "10.0 minus NegativeInfinity equals {0}.", (10.0 - Double::NegativeInfinity) );
``````
``````// This will equal Infinity.
Console.WriteLine("10.0 minus NegativeInfinity equals {0}.", (10.0 - Double.NegativeInfinity).ToString());
``````
``````' This will equal Infinity.
Console.WriteLine("10.0 minus NegativeInfinity equals " + (10 - Double.NegativeInfinity).ToString() + ".")
``````

## 注釈

この定数の値は、負の数を0で除算した結果です。The value of this constant is the result of dividing a negative number by zero.

この定数は、演算の結果がよりMinValue小さい場合に返されます。This constant is returned when the result of an operation is less than MinValue.

IsNegativeInfinityが負の無限大と評価されるかどうかを判断するために使用します。Use IsNegativeInfinity to determine whether a value evaluates to negative infinity.