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Convert::ToDouble Method (Byte)
.NET Framework (current version)
Converts the value of the specified 8-bit unsigned integer to the equivalent double-precision floating-point number.
Assembly: mscorlib (in mscorlib.dll)
Parameters
- value
-
Type:
System::Byte
The 8-bit unsigned integer to convert.
Return Value
Type: System::DoubleThe double-precision floating-point number that is equivalent to value.
The following example converts a Byte value to a Double value.
public: void ConvertDoubleByte( double doubleVal ) { Byte byteVal = 0; // Double to Byte conversion can overflow. try { byteVal = System::Convert::ToByte( doubleVal ); System::Console::WriteLine( " {0} as a Byte is: {1}.", doubleVal, byteVal ); } catch ( System::OverflowException^ ) { System::Console::WriteLine( "Overflow in double-to-Byte conversion." ); } // Byte to double conversion cannot overflow. doubleVal = System::Convert::ToDouble( byteVal ); System::Console::WriteLine( " {0} as a double is: {1}.", byteVal, doubleVal ); }
Universal Windows Platform
Available since 8
.NET Framework
Available since 1.1
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Windows Phone
Available since 8.1
Available since 8
.NET Framework
Available since 1.1
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Windows Phone
Available since 8.1
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