Information
The topic you requested is included in another documentation set. For convenience, it's displayed below. Choose Switch to see the topic in its original location.

Nullable(T) Implicit Conversion (T to Nullable(T))

Creates a new Nullable(T) object initialized to a specified value.

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

F# does not support the declaration of new casting operators.

Parameters

value
Type: T

A value type.

Return Value

Type: System.Nullable(T)
A Nullable(T) object whose Value property is initialized with the value parameter.

If the value parameter is not a null reference (Nothing in Visual Basic), the Value property of the new Nullable(T) value is initialized to the value parameter and the HasValue property is initialized to true.

If the value parameter is a null reference (Nothing in Visual Basic), the Value property of the new Nullable(T) value is initialized to the default value, which is the value that is all binary zeroes, and the HasValue property is initialized to false.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0, 2.0

.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 8, Silverlight 8.1

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.

Show:
© 2014 Microsoft