Export (0) Print
Expand All
This topic has not yet been rated - Rate this topic

Link<T> Structure

Used to enable deferred loading of individual properties (similar to EntityRef<TEntity>).

Namespace:  System.Data.Linq
Assembly:  System.Data.Linq (in System.Data.Linq.dll)
generic<typename T>
public value class Link

Type Parameters

T

The type of the elements in the deferred source.

The Link<T> type exposes the following members.

  NameDescription
Public methodLink<T>(T)Initializes a new instance of the Link<T> structure by referencing the value of the property.
Public methodLink<T>(IEnumerable<T>)Initializes a new instance of the Link<T> structure by referencing the source.
Public methodLink<T>(Link<T>)Initializes a new instance of the Link<T> structure by copying the internal state from another Link<T> instance.
Top
  NameDescription
Public propertyHasLoadedOrAssignedValueSpecifies whether the Link<T> has loaded or assigned a value.
Public propertyHasValueGets a value that specifies whether the source has a value.
Public propertyValueGets or sets the value assigned to or loaded by the Link<T>.
Top
  NameDescription
Public methodEqualsIndicates whether this instance and a specified object are equal. (Inherited from ValueType.)
Protected methodFinalizeAllows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object.)
Public methodGetHashCodeReturns the hash code for this instance. (Inherited from ValueType.)
Public methodGetTypeGets the Type of the current instance. (Inherited from Object.)
Protected methodMemberwiseCloneCreates a shallow copy of the current Object. (Inherited from Object.)
Public methodToStringReturns the fully qualified type name of this instance. (Inherited from ValueType.)
Top

If you assign a deferred source (IEnumerable<T>) to Link<T>, Link<T> loads the value by enumerating the source the first time the Value property is accessed.

.NET Framework

Supported in: 4, 3.5

.NET Framework Client Profile

Supported in: 4

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.
Did you find this helpful?
(1500 characters remaining)
Thank you for your feedback

Community Additions

ADD
Show:
© 2014 Microsoft. All rights reserved.