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ThreadLocal<T> Constructor (Func<T>)

.NET Framework 4.6 and 4.5

Initializes the ThreadLocal<T> instance with the specified valueFactory function.

Namespace:  System.Threading
Assemblies:   System.Threading (in System.Threading.dll)
  mscorlib (in mscorlib.dll)

public ThreadLocal(
	Func<T> valueFactory
)

Parameters

valueFactory
Type: System.Func<T>

The System.Func<TResult> invoked to produce a lazily-initialized value when an attempt is made to retrieve Value without it having been previously initialized.

ExceptionCondition
ArgumentNullException

valueFactory is a null reference (Nothing in Visual Basic).

.NET Framework

Supported in: 4.6, 4.5, 4

.NET Framework Client Profile

Supported in: 4

.NET for Windows Phone apps

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

Portable Class Library

Supported in: Portable Class Library
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