Determines whether the specified Double is negative infinity.
[Visual Basic] Public Shared Function IsNegativeInfinity( _ ByVal d As Double _ ) As Boolean [C#] public static bool IsNegativeInfinity( double d ); [C++] public: static bool IsNegativeInfinity( double d ); [JScript] public static function IsNegativeInfinity( d : double ) : Boolean;
true if the number equals NegativeInfinity; otherwise, false.
IsNegativeInfinity determines whether this instance of the Double is the same as the data member NegativeInfinity and returns the evaluation.
(In addition see CultureInfo, NumberFormatInfo, PositiveInfinity, and NaN.)