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Convert.ToDouble Method (SByte)

Converts the value of the specified 8-bit signed integer to the equivalent double-precision floating-point number.

This API is not CLS-compliant. 

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

public static double ToDouble(
	sbyte value


Type: System.SByte

The 8-bit signed integer to convert.

Return Value

Type: System.Double
The 8-bit signed integer that is equivalent to value.

The following example converts each element in an array of SByte values to a Double value.

sbyte[] numbers = { SByte.MinValue, -23, 0, 17, SByte.MaxValue };
double result;

foreach (sbyte number in numbers)
   result = Convert.ToDouble(number);
   Console.WriteLine("Converted the SByte value {0} to {1}.", number, result);
//       Converted the SByte value -128 to -128. 
//       Converted the SByte value -23 to -23. 
//       Converted the SByte value 0 to 0. 
//       Converted the SByte value 17 to 17. 
//       Converted the SByte value 127 to 127.

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Portable Class Library

Supported in: Portable Class Library

.NET for Windows Store apps

Supported in: Windows 8

.NET for Windows Phone apps

Supported in: Windows Phone 8.1, Windows Phone Silverlight 8.1, Windows Phone Silverlight 8

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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