GetFuncType Method
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Expression.GetFuncType Method (Type[])


Creates a Type object that represents a generic System.Func delegate type that has specific type arguments. The last type argument specifies the return type of the created delegate.

Namespace:   System.Linq.Expressions
Assembly:  System.Core (in System.Core.dll)

public static Type GetFuncType(
	params Type[] typeArgs


Type: System.Type[]

An array of one to seventeen Type objects that specify the type arguments for the System.Func delegate type.

Return Value

Type: System.Type

The type of a System.Func delegate that has the specified type arguments.

Exception Condition

typeArgs contains fewer than one or more than seventeen elements.


typeArgs is null.

typeArgs must contain at least one and at most seventeen elements.

As an example, if the elements of typeArgs represent the types T1…Tn, the resulting Type object represents the constructed delegate type System.Func<T1,…,Tn> in C# or System.Func(Of T1,…,Tn) in Visual Basic.

Universal Windows Platform
Available since 4.5
.NET Framework
Available since 3.5
Portable Class Library
Supported in: portable .NET platforms
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Windows Phone
Available since 8.1
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