WeakReference.WeakReference(Object, Boolean) Constructor

Initializes a new instance of the WeakReference class, referencing the specified object and using the specified resurrection tracking.

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

public WeakReference (
	Object target,
	bool trackResurrection
public WeakReference (
	Object target, 
	boolean trackResurrection
public function WeakReference (
	target : Object, 
	trackResurrection : boolean
Not applicable.



An object to track.


Indicates when to stop tracking the object. If true, the object is tracked after finalization; if false, the object is only tracked until finalization.

If trackResurrection is false, a short weak reference is created. If trackResurrection is true, a long weak reference is created.

Windows Mobile 2003 for Pocket PC, Windows Mobile 2003 for Smartphone, Windows CE Platform Note: Short weak references are supported on the .NET Compact Framework, but long weak references are not supported. When you use this method, you must set the trackResurrection parameter to false.

The following example creates a cache of data objects with short weak references. This example is part of a larger example provided for the WeakReference class.

// Create a short weak reference to the object.
// Specify true for a long weak reference.
WeakReference wr = new WeakReference(objA1, false);

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 2.0, 1.0

XNA Framework

Supported in: 1.0

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