¿Le resultó útil esta página?
Sus comentarios sobre este contenido son muy importantes. Háganos saber su opinión.
¿Tiene comentarios adicionales?
Caracteres restantes: 1500
Exportar (0) Imprimir
Expandir todo

Convert.ToDouble Method (Single)

Converts the value of the specified single-precision floating point number to an equivalent double-precision floating point number.

Namespace:  System
Assembly:  mscorlib (in mscorlib.dll)

public static double ToDouble(
	float value
)

Parameters

value
Type: System.Single
A single-precision floating point number.

Return Value

Type: System.Double
A double-precision floating point number equivalent to the value of value.

The following code sample illustrates the conversion of a Single value to a Double one, using ToDouble.


public void CovertDoubleFloat(double doubleVal)
{
   float floatVal = 0;

   // Double to float conversion cannot overflow.
   floatVal = System.Convert.ToSingle(doubleVal);
   outputBlock.Text += String.Format("{0} as a float is {1}",
      doubleVal, floatVal) + "\n";

   // Conversion from float to double cannot overflow.
   doubleVal = System.Convert.ToDouble(floatVal);
   outputBlock.Text += String.Format("{0} as a double is: {1}",
      floatVal, doubleVal) + "\n";
}


Silverlight

Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

XNA Framework

Supported in: Xbox 360, Windows Phone OS 7.0

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

Adiciones de comunidad

AGREGAR
Mostrar:
© 2015 Microsoft