Double.MinValue Feld
Definition
public: double MinValue = -1.7976931348623157E+308;
public const double MinValue = -1.7976931348623157E+308;
val mutable MinValue : double
Public Const MinValue As Double = -1.7976931348623157E+308
Feldwert
Beispiele
Im folgenden Codebeispiel wird die Verwendung von veranschaulicht Double.MinValue :The following code example illustrates the use of Double.MinValue:
public ref class Temperature
{
public:
static property double MinValue
{
double get()
{
return Double::MinValue;
}
}
static property double MaxValue
{
double get()
{
return Double::MaxValue;
}
}
protected:
// The value holder
double m_value;
public:
property double Value
{
double get()
{
return m_value;
}
void set( double value )
{
m_value = value;
}
}
property double Celsius
{
double get()
{
return (m_value - 32.0) / 1.8;
}
void set( double value )
{
m_value = 1.8 * value + 32.0;
}
}
};
public class Temperature {
public static double MinValue {
get {
return Double.MinValue;
}
}
public static double MaxValue {
get {
return Double.MaxValue;
}
}
// The value holder
protected double m_value;
public double Value {
get {
return m_value;
}
set {
m_value = value;
}
}
public double Celsius {
get {
return (m_value-32.0)/1.8;
}
set {
m_value = 1.8*value+32.0;
}
}
}
Public Class Temperature
Public Shared ReadOnly Property MinValue() As Double
Get
Return Double.MinValue
End Get
End Property
Public Shared ReadOnly Property MaxValue() As Double
Get
Return Double.MaxValue
End Get
End Property
' The value holder
Protected m_value As Double
Public Property Value() As Double
Get
Return m_value
End Get
Set(ByVal Value As Double)
m_value = Value
End Set
End Property
Public Property Celsius() As Double
Get
Return (m_value - 32) / 1.8
End Get
Set(ByVal Value As Double)
m_value = Value * 1.8 + 32
End Set
End Property
End Class
Hinweise
Der Wert dieser Konstante ist negativ 1.7976931348623157 e + 308.The value of this constant is negative 1.7976931348623157E+308.
Das Ergebnis eines Vorgangs, der kleiner als Double.MinValue ist Double.NegativeInfinity .The result of an operation that is less than Double.MinValue is Double.NegativeInfinity. Im folgenden Beispiel werden Double.NegativeInfinity Ergebnisse aus Subtraktions-und Multiplikations Vorgängen ausgegeben, wenn das Ergebnis kleiner als ist Double.MinValue .In the following example, Double.NegativeInfinity results from subtraction and multiplication operations when the result is less than Double.MinValue.
using System;
public class Example
{
public static void Main()
{
double result1 = -7.997e307 + -9.985e307;
Console.WriteLine("{0} (Negative Infinity: {1})",
result1, Double.IsNegativeInfinity(result1));
double result2 = -1.5935e250 * 7.948e110;
Console.WriteLine("{0} (Negative Infinity: {1})",
result2, Double.IsNegativeInfinity(result2));
}
}
// The example displays the following output:
// -Infinity (Negative Infinity: True)
// -Infinity (Negative Infinity: True)
Module Example
Public Sub Main()
Dim result1 As Double = -7.997e307 + -9.985e307
Console.WriteLine("{0} (Negative Infinity: {1})",
result1, Double.IsNegativeInfinity(result1))
Dim result2 As Double = -1.5935e250 * 7.948e110
Console.WriteLine("{0} (Negative Infinity: {1})",
result2, Double.IsNegativeInfinity(result2))
End Sub
End Module
' The example displays the following output:
' -Infinity (Negative Infinity: True)
' -Infinity (Negative Infinity: True)