Class DelegateHelpers

Represents various extensions of delegates.

Inheritance

object

DelegateHelpers

Inherited Members

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

object.ToString()

Namespace: DotNext

Assembly: DotNext.dll

Syntax

public static class DelegateHelpers

Methods

Bind<T>(Action<T>, T)

Produces a delegate whose first parameter is implicitly bound to the given object.

Declaration

public static Action Bind<T>(this Action<T> action, T obj) where T : class

Parameters

Type	Name	Description
Action<T>	action	The action to bind.
T	obj	The object to be passed implicitly as the first argument into the method represented by this pointer. Cannot be null.

Returns

Type	Description
Action	The delegate targeting the specified object.

Type Parameters

Name	Description
T	The type of the first parameter to bind.

Exceptions

Type	Condition
ArgumentNullException	obj is null.

Bind<T>(Predicate<T>, T)

Produces a delegate whose first parameter is implicitly bound to the given object.

Declaration

public static Func<bool> Bind<T>(this Predicate<T> predicate, T obj) where T : class

Parameters

Type	Name	Description
Predicate<T>	predicate	The predicate to bind.
T	obj	The object to be passed implicitly as the first argument into the method represented by this pointer. Cannot be null.

Returns

Type	Description
Func<bool>	The delegate targeting the specified object.

Type Parameters

Name	Description
T	The type of the first parameter to bind.

Exceptions

Type	Condition
ArgumentNullException	obj is null.

Bind<T1, T2>(Action<T1, T2>, T1)

Produces a delegate whose first parameter is implicitly bound to the given object.

Declaration

public static Action<T2> Bind<T1, T2>(this Action<T1, T2> action, T1 obj) where T1 : class

Parameters

Type	Name	Description
Action<T1, T2>	action	The action to bind.
T1	obj	The object to be passed implicitly as the first argument into the method represented by this pointer. Cannot be null.

Returns

Type	Description
Action<T2>	The delegate targeting the specified object.

Type Parameters

Name	Description
T1	The type of the first parameter to bind.
T2	The type of the second parameter.

Exceptions

Type	Condition
ArgumentNullException	obj is null.

Bind<T, TResult>(Func<T, TResult>, T)

Produces a delegate whose first parameter is implicitly bound to the given object.

Declaration

public static Func<TResult> Bind<T, TResult>(this Func<T, TResult> func, T obj) where T : class

Parameters

Type	Name	Description
Func<T, TResult>	func	The action to bind.
T	obj	The object to be passed implicitly as the first argument into the method represented by this pointer. Cannot be null.

Returns

Type	Description
Func<TResult>	The delegate targeting the specified object.

Type Parameters

Name	Description
T	The type of the first parameter to bind.
TResult	The type of the return value of the method that the delegate encapsulates.

Exceptions

Type	Condition
ArgumentNullException	obj is null.

Bind<T1, T2, T3>(Action<T1, T2, T3>, T1)

Produces a delegate whose first parameter is implicitly bound to the given object.

Declaration

public static Action<T2, T3> Bind<T1, T2, T3>(this Action<T1, T2, T3> action, T1 obj) where T1 : class

Parameters

Type	Name	Description
Action<T1, T2, T3>	action	The action to bind.
T1	obj	The object to be passed implicitly as the first argument into the method represented by this pointer. Cannot be null.

Returns

Type	Description
Action<T2, T3>	The delegate targeting the specified object.

Type Parameters

Name	Description
T1	The type of the first parameter to bind.
T2	The type of the second parameter.
T3	The type of the third parameter.

Exceptions

Type	Condition
ArgumentNullException	obj is null.

Bind<T1, T2, TResult>(Func<T1, T2, TResult>, T1)

Produces a delegate whose first parameter is implicitly bound to the given object.

Declaration

public static Func<T2, TResult> Bind<T1, T2, TResult>(this Func<T1, T2, TResult> func, T1 obj) where T1 : class

Parameters

Type	Name	Description
Func<T1, T2, TResult>	func	The action to bind.
T1	obj	The object to be passed implicitly as the first argument into the method represented by this pointer. Cannot be null.

Returns

Type	Description
Func<T2, TResult>	The delegate targeting the specified object.

Type Parameters

Name	Description
T1	The type of the first parameter to bind.
T2	The type of the second parameter.
TResult	The type of the return value of the method that the delegate encapsulates.

Exceptions

Type	Condition
ArgumentNullException	obj is null.

Bind<T1, T2, T3, T4>(Action<T1, T2, T3, T4>, T1)

Produces a delegate whose first parameter is implicitly bound to the given object.

Declaration

public static Action<T2, T3, T4> Bind<T1, T2, T3, T4>(this Action<T1, T2, T3, T4> action, T1 obj) where T1 : class

Parameters

Type	Name	Description
Action<T1, T2, T3, T4>	action	The action to bind.
T1	obj	The object to be passed implicitly as the first argument into the method represented by this pointer. Cannot be null.

Returns

Type	Description
Action<T2, T3, T4>	The delegate targeting the specified object.

Type Parameters

Name	Description
T1	The type of the first parameter to bind.
T2	The type of the second parameter.
T3	The type of the third parameter.
T4	The type of the fourth parameter.

Exceptions

Type	Condition
ArgumentNullException	obj is null.

Bind<T1, T2, T3, TResult>(Func<T1, T2, T3, TResult>, T1)

Produces a delegate whose first parameter is implicitly bound to the given object.

Declaration

public static Func<T2, T3, TResult> Bind<T1, T2, T3, TResult>(this Func<T1, T2, T3, TResult> func, T1 obj) where T1 : class

Parameters

Type	Name	Description
Func<T1, T2, T3, TResult>	func	The action to bind.
T1	obj	The object to be passed implicitly as the first argument into the method represented by this pointer. Cannot be null.

Returns

Type	Description
Func<T2, T3, TResult>	The delegate targeting the specified object.

Type Parameters

Name	Description
T1	The type of the first parameter to bind.
T2	The type of the second parameter.
T3	The type of the third parameter.
TResult	The type of the return value of the method that the delegate encapsulates.

Exceptions

Type	Condition
ArgumentNullException	obj is null.

Bind<T1, T2, T3, T4, T5>(Action<T1, T2, T3, T4, T5>, T1)

Produces a delegate whose first parameter is implicitly bound to the given object.

Declaration

public static Action<T2, T3, T4, T5> Bind<T1, T2, T3, T4, T5>(this Action<T1, T2, T3, T4, T5> action, T1 obj) where T1 : class

Parameters

Type	Name	Description
Action<T1, T2, T3, T4, T5>	action	The action to bind.
T1	obj	The object to be passed implicitly as the first argument into the method represented by this pointer. Cannot be null.

Returns

Type	Description
Action<T2, T3, T4, T5>	The delegate targeting the specified object.

Type Parameters

Name	Description
T1	The type of the first parameter to bind.
T2	The type of the second parameter.
T3	The type of the third parameter.
T4	The type of the fourth parameter.
T5	The type of the fifth parameter.

Exceptions

Type	Condition
ArgumentNullException	obj is null.

Bind<T1, T2, T3, T4, TResult>(Func<T1, T2, T3, T4, TResult>, T1)

Produces a delegate whose first parameter is implicitly bound to the given object.

Declaration

public static Func<T2, T3, T4, TResult> Bind<T1, T2, T3, T4, TResult>(this Func<T1, T2, T3, T4, TResult> func, T1 obj) where T1 : class

Parameters

Type	Name	Description
Func<T1, T2, T3, T4, TResult>	func	The action to bind.
T1	obj	The object to be passed implicitly as the first argument into the method represented by this pointer. Cannot be null.

Returns

Type	Description
Func<T2, T3, T4, TResult>	The delegate targeting the specified object.

Type Parameters

Name	Description
T1	The type of the first parameter to bind.
T2	The type of the second parameter.
T3	The type of the third parameter.
T4	The type of the fourth parameter.
TResult	The type of the return value of the method that the delegate encapsulates.

Exceptions

Type	Condition
ArgumentNullException	obj is null.

Bind<T1, T2, T3, T4, T5, TResult>(Func<T1, T2, T3, T4, T5, TResult>, T1)

Produces a delegate whose first parameter is implicitly bound to the given object.

Declaration

public static Func<T2, T3, T4, T5, TResult> Bind<T1, T2, T3, T4, T5, TResult>(this Func<T1, T2, T3, T4, T5, TResult> func, T1 obj) where T1 : class

Parameters

Type	Name	Description
Func<T1, T2, T3, T4, T5, TResult>	func	The action to bind.
T1	obj	The object to be passed implicitly as the first argument into the method represented by this pointer. Cannot be null.

Returns

Type	Description
Func<T2, T3, T4, T5, TResult>	The delegate targeting the specified object.

Type Parameters

Name	Description
T1	The type of the first parameter to bind.
T2	The type of the second parameter.
T3	The type of the third parameter.
T4	The type of the fourth parameter.
T5	The type of the fifth parameter.
TResult	The type of the return value of the method that the delegate encapsulates.

Exceptions

Type	Condition
ArgumentNullException	obj is null.

ChangeType<TDelegate>(Delegate)

Returns a new delegate of different type which points to the same method as original delegate.

Declaration

public static TDelegate ChangeType<TDelegate>(this Delegate d) where TDelegate : Delegate

Parameters

Type	Name	Description
Delegate	d	Delegate to convert.

Returns

Type	Description
TDelegate	A method wrapped into new delegate type.

Type Parameters

Name	Description
TDelegate	A new delegate type.

Exceptions

Type	Condition
ArgumentException	Cannot convert delegate type.

Contravariant<TBase, T>(EventHandler<TBase>)

Performs contravariant conversion of actual generic argument specified for EventHandler<TEventArgs> type.

Declaration

public static EventHandler<T> Contravariant<TBase, T>(this EventHandler<TBase> handler) where TBase : class where T : class, TBase

Parameters

Type	Name	Description
EventHandler<TBase>	handler	The handler to convert.

Returns

Type	Description
EventHandler<T>	The delegate referencing the same method as original delegate.

Type Parameters

Name	Description
TBase	Input type of the delegate.
T	A subtype of TBase.

Remarks

Generic parameter of delegate EventHandler<TEventArgs> is not marked as in so compiler doesn't support contravariant conversion for it. This method provides contravariant conversion for this delegate type.

CreateClosedDelegateFactory<TDelegate>(Expression<TDelegate>)

Creates a factory for closed delegates.

Declaration

public static Func<object, TDelegate> CreateClosedDelegateFactory<TDelegate>(Expression<TDelegate> expression) where TDelegate : Delegate

Parameters

Type	Name	Description
Expression<TDelegate>	expression	The expression tree containing instance method, property, operator call.

Returns

Type	Description
Func<object, TDelegate>	The factory of closed delegate.

Type Parameters

Name	Description
TDelegate	The type of the delegate describing expression tree.

CreateDelegate(delegate*<void>)

Converts static method represented by the pointer to the open delegate of type Action.

Declaration

[CLSCompliant(false)]
public static Action CreateDelegate(delegate*<void> ptr)

Parameters

Type	Name	Description
delegate*<void>	ptr	The function pointer.

Returns

Type	Description
Action	The delegate instance.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<TResult>(delegate*<TResult>)

Converts static method represented by the pointer to the open delegate of type Func<TResult>.

Declaration

[CLSCompliant(false)]
public static Func<TResult> CreateDelegate<TResult>(delegate*<TResult> ptr)

Parameters

Type	Name	Description
delegate*<TResult>	ptr	The function pointer.

Returns

Type	Description
Func<TResult>	The delegate instance.

Type Parameters

Name	Description
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<TResult>(delegate*<TResult>)

Converts static method represented by the pointer to the open delegate of type Func<TResult>.

Declaration

[CLSCompliant(false)]
public static Func<TResult> CreateDelegate<TResult>(delegate*<TResult> ptr)

Parameters

Type	Name	Description
delegate*<TResult>	ptr	The function pointer.

Returns

Type	Description
Func<TResult>	The delegate instance.

Type Parameters

Name	Description
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T>(delegate*<T, void>, T)

Converts static method represented by the pointer to the closed delegate of type Action.

Declaration

[CLSCompliant(false)]
public static Action CreateDelegate<T>(delegate*<T, void> ptr, T obj) where T : class?

Parameters

Type	Name	Description
delegate*<T, void>	ptr	The function pointer.
T	obj	The object to be passed as first argument implicitly.

Returns

Type	Description
Action	The delegate instance.

Type Parameters

Name	Description
T	The type of the implicit capture object.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T, TArg>(delegate*<Span<T>, TArg, void>)

Converts static method represented by the pointer to the open delegate of type SpanAction<T, TArg>.

Declaration

[CLSCompliant(false)]
public static SpanAction<T, TArg> CreateDelegate<T, TArg>(delegate*<Span<T>, TArg, void> ptr)

Parameters

Type	Name	Description
delegate*<Span<T>, TArg, void>	ptr	The function pointer.

Returns

Type	Description
SpanAction<T, TArg>	The delegate instance.

Type Parameters

Name	Description
T	The type of the objects in the read-only span.
TArg	The type of the object that represents the state.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T, TArg>(delegate*<Span<T>, TArg, void>)

Converts static method represented by the pointer to the open delegate of type SpanAction<T, TArg>.

Declaration

[CLSCompliant(false)]
public static SpanAction<T, TArg> CreateDelegate<T, TArg>(delegate*<Span<T>, TArg, void> ptr)

Parameters

Type	Name	Description
delegate*<Span<T>, TArg, void>	ptr	The function pointer.

Returns

Type	Description
SpanAction<T, TArg>	The delegate instance.

Type Parameters

Name	Description
T	The type of the objects in the read-only span.
TArg	The type of the object that represents the state.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T, TArg>(delegate*<Span<T>, TArg, void>)

Converts static method represented by the pointer to the open delegate of type SpanAction<T, TArg>.

Declaration

[CLSCompliant(false)]
public static SpanAction<T, TArg> CreateDelegate<T, TArg>(delegate*<Span<T>, TArg, void> ptr)

Parameters

Type	Name	Description
delegate*<Span<T>, TArg, void>	ptr	The function pointer.

Returns

Type	Description
SpanAction<T, TArg>	The delegate instance.

Type Parameters

Name	Description
T	The type of the objects in the read-only span.
TArg	The type of the object that represents the state.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T, TArg>(delegate*<Span<T>, TArg, void>)

Converts static method represented by the pointer to the open delegate of type SpanAction<T, TArg>.

Declaration

[CLSCompliant(false)]
public static SpanAction<T, TArg> CreateDelegate<T, TArg>(delegate*<Span<T>, TArg, void> ptr)

Parameters

Type	Name	Description
delegate*<Span<T>, TArg, void>	ptr	The function pointer.

Returns

Type	Description
SpanAction<T, TArg>	The delegate instance.

Type Parameters

Name	Description
T	The type of the objects in the read-only span.
TArg	The type of the object that represents the state.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T, TArg>(delegate*<Span<T>, TArg, void>)

Converts static method represented by the pointer to the open delegate of type SpanAction<T, TArg>.

Declaration

[CLSCompliant(false)]
public static SpanAction<T, TArg> CreateDelegate<T, TArg>(delegate*<Span<T>, TArg, void> ptr)

Parameters

Type	Name	Description
delegate*<Span<T>, TArg, void>	ptr	The function pointer.

Returns

Type	Description
SpanAction<T, TArg>	The delegate instance.

Type Parameters

Name	Description
T	The type of the objects in the read-only span.
TArg	The type of the object that represents the state.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T, TResult>(delegate*<T, TResult>, T)

Converts static method represented by the pointer to the closed delegate of type Func<TResult>.

Declaration

[CLSCompliant(false)]
public static Func<TResult> CreateDelegate<T, TResult>(delegate*<T, TResult> ptr, T obj) where T : class?

Parameters

Type	Name	Description
delegate*<T, TResult>	ptr	The function pointer.
T	obj	The object to be passed as first argument implicitly.

Returns

Type	Description
Func<TResult>	The delegate instance.

Type Parameters

Name	Description
T	The type of the implicit capture object.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T, TResult>(delegate*<T, TResult>, T)

Converts static method represented by the pointer to the closed delegate of type Func<TResult>.

Declaration

[CLSCompliant(false)]
public static Func<TResult> CreateDelegate<T, TResult>(delegate*<T, TResult> ptr, T obj) where T : class?

Parameters

Type	Name	Description
delegate*<T, TResult>	ptr	The function pointer.
T	obj	The object to be passed as first argument implicitly.

Returns

Type	Description
Func<TResult>	The delegate instance.

Type Parameters

Name	Description
T	The type of the implicit capture object.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T1, T2, TResult>(delegate*<T1, T2, TResult>)

Converts static method represented by the pointer to the open delegate of type Func<T1, T2, TResult>.

Declaration

[CLSCompliant(false)]
public static Func<T1, T2, TResult> CreateDelegate<T1, T2, TResult>(delegate*<T1, T2, TResult> ptr)

Parameters

Type	Name	Description
delegate*<T1, T2, TResult>	ptr	The function pointer.

Returns

Type	Description
Func<T1, T2, TResult>	The delegate instance.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T1, T2, TResult>(delegate*<T1, T2, TResult>)

Converts static method represented by the pointer to the open delegate of type Func<T1, T2, TResult>.

Declaration

[CLSCompliant(false)]
public static Func<T1, T2, TResult> CreateDelegate<T1, T2, TResult>(delegate*<T1, T2, TResult> ptr)

Parameters

Type	Name	Description
delegate*<T1, T2, TResult>	ptr	The function pointer.

Returns

Type	Description
Func<T1, T2, TResult>	The delegate instance.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T1, T2, TResult>(delegate*<T1, T2, TResult>)

Converts static method represented by the pointer to the open delegate of type Func<T1, T2, TResult>.

Declaration

[CLSCompliant(false)]
public static Func<T1, T2, TResult> CreateDelegate<T1, T2, TResult>(delegate*<T1, T2, TResult> ptr)

Parameters

Type	Name	Description
delegate*<T1, T2, TResult>	ptr	The function pointer.

Returns

Type	Description
Func<T1, T2, TResult>	The delegate instance.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T, TItem, TArg>(delegate*<T, Span<TItem>, TArg, void>, T)

Converts static method represented by the pointer to the closed delegate of type SpanAction<T, TArg>.

Declaration

[CLSCompliant(false)]
public static SpanAction<TItem, TArg> CreateDelegate<T, TItem, TArg>(delegate*<T, Span<TItem>, TArg, void> ptr, T obj) where T : class?

Parameters

Type	Name	Description
delegate*<T, Span<TItem>, TArg, void>	ptr	The function pointer.
T	obj	The object to be passed as first argument implicitly.

Returns

Type	Description
SpanAction<TItem, TArg>	The delegate instance.

Type Parameters

Name	Description
T	The type of the implicit capture object.
TItem	The type of the objects in the read-only span.
TArg	The type of the object that represents the state.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T, TItem, TArg>(delegate*<T, Span<TItem>, TArg, void>, T)

Converts static method represented by the pointer to the closed delegate of type SpanAction<T, TArg>.

Declaration

[CLSCompliant(false)]
public static SpanAction<TItem, TArg> CreateDelegate<T, TItem, TArg>(delegate*<T, Span<TItem>, TArg, void> ptr, T obj) where T : class?

Parameters

Type	Name	Description
delegate*<T, Span<TItem>, TArg, void>	ptr	The function pointer.
T	obj	The object to be passed as first argument implicitly.

Returns

Type	Description
SpanAction<TItem, TArg>	The delegate instance.

Type Parameters

Name	Description
T	The type of the implicit capture object.
TItem	The type of the objects in the read-only span.
TArg	The type of the object that represents the state.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T, TItem, TArg>(delegate*<T, Span<TItem>, TArg, void>, T)

Converts static method represented by the pointer to the closed delegate of type SpanAction<T, TArg>.

Declaration

[CLSCompliant(false)]
public static SpanAction<TItem, TArg> CreateDelegate<T, TItem, TArg>(delegate*<T, Span<TItem>, TArg, void> ptr, T obj) where T : class?

Parameters

Type	Name	Description
delegate*<T, Span<TItem>, TArg, void>	ptr	The function pointer.
T	obj	The object to be passed as first argument implicitly.

Returns

Type	Description
SpanAction<TItem, TArg>	The delegate instance.

Type Parameters

Name	Description
T	The type of the implicit capture object.
TItem	The type of the objects in the read-only span.
TArg	The type of the object that represents the state.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T, TItem, TArg>(delegate*<T, Span<TItem>, TArg, void>, T)

Converts static method represented by the pointer to the closed delegate of type SpanAction<T, TArg>.

Declaration

[CLSCompliant(false)]
public static SpanAction<TItem, TArg> CreateDelegate<T, TItem, TArg>(delegate*<T, Span<TItem>, TArg, void> ptr, T obj) where T : class?

Parameters

Type	Name	Description
delegate*<T, Span<TItem>, TArg, void>	ptr	The function pointer.
T	obj	The object to be passed as first argument implicitly.

Returns

Type	Description
SpanAction<TItem, TArg>	The delegate instance.

Type Parameters

Name	Description
T	The type of the implicit capture object.
TItem	The type of the objects in the read-only span.
TArg	The type of the object that represents the state.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T, TItem, TArg>(delegate*<T, Span<TItem>, TArg, void>, T)

Converts static method represented by the pointer to the closed delegate of type SpanAction<T, TArg>.

Declaration

[CLSCompliant(false)]
public static SpanAction<TItem, TArg> CreateDelegate<T, TItem, TArg>(delegate*<T, Span<TItem>, TArg, void> ptr, T obj) where T : class?

Parameters

Type	Name	Description
delegate*<T, Span<TItem>, TArg, void>	ptr	The function pointer.
T	obj	The object to be passed as first argument implicitly.

Returns

Type	Description
SpanAction<TItem, TArg>	The delegate instance.

Type Parameters

Name	Description
T	The type of the implicit capture object.
TItem	The type of the objects in the read-only span.
TArg	The type of the object that represents the state.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T1, T2, T3, TResult>(delegate*<T1, T2, T3, TResult>)

Converts static method represented by the pointer to the open delegate of type Func<T1, T2, T3, TResult>.

Declaration

[CLSCompliant(false)]
public static Func<T1, T2, T3, TResult> CreateDelegate<T1, T2, T3, TResult>(delegate*<T1, T2, T3, TResult> ptr)

Parameters

Type	Name	Description
delegate*<T1, T2, T3, TResult>	ptr	The function pointer.

Returns

Type	Description
Func<T1, T2, T3, TResult>	The delegate instance.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T1, T2, T3, TResult>(delegate*<T1, T2, T3, TResult>)

Converts static method represented by the pointer to the open delegate of type Func<T1, T2, T3, TResult>.

Declaration

[CLSCompliant(false)]
public static Func<T1, T2, T3, TResult> CreateDelegate<T1, T2, T3, TResult>(delegate*<T1, T2, T3, TResult> ptr)

Parameters

Type	Name	Description
delegate*<T1, T2, T3, TResult>	ptr	The function pointer.

Returns

Type	Description
Func<T1, T2, T3, TResult>	The delegate instance.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T, T1, T2, TResult>(delegate*<T, T1, T2, TResult>, T)

Converts static method represented by the pointer to the closed delegate of type Func<T1, T2, TResult>.

Declaration

[CLSCompliant(false)]
public static Func<T1, T2, TResult> CreateDelegate<T, T1, T2, TResult>(delegate*<T, T1, T2, TResult> ptr, T obj) where T : class?

Parameters

Type	Name	Description
delegate*<T, T1, T2, TResult>	ptr	The function pointer.
T	obj	The object to be passed as first argument implicitly.

Returns

Type	Description
Func<T1, T2, TResult>	The delegate instance.

Type Parameters

Name	Description
T	The type of the implicit capture object.
T1	The type of the first argument.
T2	The type of the second argument.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T, T1, T2, TResult>(delegate*<T, T1, T2, TResult>, T)

Converts static method represented by the pointer to the closed delegate of type Func<T1, T2, TResult>.

Declaration

[CLSCompliant(false)]
public static Func<T1, T2, TResult> CreateDelegate<T, T1, T2, TResult>(delegate*<T, T1, T2, TResult> ptr, T obj) where T : class?

Parameters

Type	Name	Description
delegate*<T, T1, T2, TResult>	ptr	The function pointer.
T	obj	The object to be passed as first argument implicitly.

Returns

Type	Description
Func<T1, T2, TResult>	The delegate instance.

Type Parameters

Name	Description
T	The type of the implicit capture object.
T1	The type of the first argument.
T2	The type of the second argument.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T, T1, T2, TResult>(delegate*<T, T1, T2, TResult>, T)

Converts static method represented by the pointer to the closed delegate of type Func<T1, T2, TResult>.

Declaration

[CLSCompliant(false)]
public static Func<T1, T2, TResult> CreateDelegate<T, T1, T2, TResult>(delegate*<T, T1, T2, TResult> ptr, T obj) where T : class?

Parameters

Type	Name	Description
delegate*<T, T1, T2, TResult>	ptr	The function pointer.
T	obj	The object to be passed as first argument implicitly.

Returns

Type	Description
Func<T1, T2, TResult>	The delegate instance.

Type Parameters

Name	Description
T	The type of the implicit capture object.
T1	The type of the first argument.
T2	The type of the second argument.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T1, T2, T3, T4, TResult>(delegate*<T1, T2, T3, T4, TResult>)

Converts static method represented by the pointer to the open delegate of type Func<T1, T2, T3, T4, TResult>.

Declaration

[CLSCompliant(false)]
public static Func<T1, T2, T3, T4, TResult> CreateDelegate<T1, T2, T3, T4, TResult>(delegate*<T1, T2, T3, T4, TResult> ptr)

Parameters

Type	Name	Description
delegate*<T1, T2, T3, T4, TResult>	ptr	The function pointer.

Returns

Type	Description
Func<T1, T2, T3, T4, TResult>	The delegate instance.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
T4	The type of the fourth argument.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T1, T2, T3, T4, TResult>(delegate*<T1, T2, T3, T4, TResult>)

Converts static method represented by the pointer to the open delegate of type Func<T1, T2, T3, T4, TResult>.

Declaration

[CLSCompliant(false)]
public static Func<T1, T2, T3, T4, TResult> CreateDelegate<T1, T2, T3, T4, TResult>(delegate*<T1, T2, T3, T4, TResult> ptr)

Parameters

Type	Name	Description
delegate*<T1, T2, T3, T4, TResult>	ptr	The function pointer.

Returns

Type	Description
Func<T1, T2, T3, T4, TResult>	The delegate instance.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
T4	The type of the fourth argument.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T, T1, T2, T3, TResult>(delegate*<T, T1, T2, T3, TResult>, T)

Converts static method represented by the pointer to the closed delegate of type Func<T1, T2, T3, TResult>.

Declaration

[CLSCompliant(false)]
public static Func<T1, T2, T3, TResult> CreateDelegate<T, T1, T2, T3, TResult>(delegate*<T, T1, T2, T3, TResult> ptr, T obj) where T : class?

Parameters

Type	Name	Description
delegate*<T, T1, T2, T3, TResult>	ptr	The function pointer.
T	obj	The object to be passed as first argument implicitly.

Returns

Type	Description
Func<T1, T2, T3, TResult>	The delegate instance.

Type Parameters

Name	Description
T	The type of the implicit capture object.
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T, T1, T2, T3, TResult>(delegate*<T, T1, T2, T3, TResult>, T)

Converts static method represented by the pointer to the closed delegate of type Func<T1, T2, T3, TResult>.

Declaration

[CLSCompliant(false)]
public static Func<T1, T2, T3, TResult> CreateDelegate<T, T1, T2, T3, TResult>(delegate*<T, T1, T2, T3, TResult> ptr, T obj) where T : class?

Parameters

Type	Name	Description
delegate*<T, T1, T2, T3, TResult>	ptr	The function pointer.
T	obj	The object to be passed as first argument implicitly.

Returns

Type	Description
Func<T1, T2, T3, TResult>	The delegate instance.

Type Parameters

Name	Description
T	The type of the implicit capture object.
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T1, T2, T3, T4, T5, TResult>(delegate*<T1, T2, T3, T4, T5, TResult>)

Converts static method represented by the pointer to the open delegate of type Func<T1, T2, T3, T4, T5, TResult>.

Declaration

[CLSCompliant(false)]
public static Func<T1, T2, T3, T4, T5, TResult> CreateDelegate<T1, T2, T3, T4, T5, TResult>(delegate*<T1, T2, T3, T4, T5, TResult> ptr)

Parameters

Type	Name	Description
delegate*<T1, T2, T3, T4, T5, TResult>	ptr	The function pointer.

Returns

Type	Description
Func<T1, T2, T3, T4, T5, TResult>	The delegate instance.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
T4	The type of the fourth argument.
T5	The type of the fifth argument.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T1, T2, T3, T4, T5, TResult>(delegate*<T1, T2, T3, T4, T5, TResult>)

Converts static method represented by the pointer to the open delegate of type Func<T1, T2, T3, T4, T5, TResult>.

Declaration

[CLSCompliant(false)]
public static Func<T1, T2, T3, T4, T5, TResult> CreateDelegate<T1, T2, T3, T4, T5, TResult>(delegate*<T1, T2, T3, T4, T5, TResult> ptr)

Parameters

Type	Name	Description
delegate*<T1, T2, T3, T4, T5, TResult>	ptr	The function pointer.

Returns

Type	Description
Func<T1, T2, T3, T4, T5, TResult>	The delegate instance.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
T4	The type of the fourth argument.
T5	The type of the fifth argument.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T, T1, T2, T3, T4, TResult>(delegate*<T, T1, T2, T3, T4, TResult>, T)

Converts static method represented by the pointer to the closed delegate of type Func<T1, T2, T3, T4, TResult>.

Declaration

[CLSCompliant(false)]
public static Func<T1, T2, T3, T4, TResult> CreateDelegate<T, T1, T2, T3, T4, TResult>(delegate*<T, T1, T2, T3, T4, TResult> ptr, T obj) where T : class?

Parameters

Type	Name	Description
delegate*<T, T1, T2, T3, T4, TResult>	ptr	The function pointer.
T	obj	The object to be passed as first argument implicitly.

Returns

Type	Description
Func<T1, T2, T3, T4, TResult>	The delegate instance.

Type Parameters

Name	Description
T	The type of the implicit capture object.
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
T4	The type of the fourth argument.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T, T1, T2, T3, T4, TResult>(delegate*<T, T1, T2, T3, T4, TResult>, T)

Converts static method represented by the pointer to the closed delegate of type Func<T1, T2, T3, T4, TResult>.

Declaration

[CLSCompliant(false)]
public static Func<T1, T2, T3, T4, TResult> CreateDelegate<T, T1, T2, T3, T4, TResult>(delegate*<T, T1, T2, T3, T4, TResult> ptr, T obj) where T : class?

Parameters

Type	Name	Description
delegate*<T, T1, T2, T3, T4, TResult>	ptr	The function pointer.
T	obj	The object to be passed as first argument implicitly.

Returns

Type	Description
Func<T1, T2, T3, T4, TResult>	The delegate instance.

Type Parameters

Name	Description
T	The type of the implicit capture object.
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
T4	The type of the fourth argument.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T1, T2, T3, T4, T5, T6, TResult>(delegate*<T1, T2, T3, T4, T5, T6, TResult>)

Converts static method represented by the pointer to the open delegate of type Func<T1, T2, T3, T4, T5, T6, TResult>.

Declaration

[CLSCompliant(false)]
public static Func<T1, T2, T3, T4, T5, T6, TResult> CreateDelegate<T1, T2, T3, T4, T5, T6, TResult>(delegate*<T1, T2, T3, T4, T5, T6, TResult> ptr)

Parameters

Type	Name	Description
delegate*<T1, T2, T3, T4, T5, T6, TResult>	ptr	The function pointer.

Returns

Type	Description
Func<T1, T2, T3, T4, T5, T6, TResult>	The delegate instance.

Type Parameters

Name	Description
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
T4	The type of the fourth argument.
T5	The type of the fifth argument.
T6	The type of the sixth argument.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T, T1, T2, T3, T4, T5, TResult>(delegate*<T, T1, T2, T3, T4, T5, TResult>, T)

Converts static method represented by the pointer to the closed delegate of type Func<T1, T2, T3, T4, T5, TResult>.

Declaration

[CLSCompliant(false)]
public static Func<T1, T2, T3, T4, T5, TResult> CreateDelegate<T, T1, T2, T3, T4, T5, TResult>(delegate*<T, T1, T2, T3, T4, T5, TResult> ptr, T obj) where T : class?

Parameters

Type	Name	Description
delegate*<T, T1, T2, T3, T4, T5, TResult>	ptr	The function pointer.
T	obj	The object to be passed as first argument implicitly.

Returns

Type	Description
Func<T1, T2, T3, T4, T5, TResult>	The delegate instance.

Type Parameters

Name	Description
T	The type of the implicit capture object.
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
T4	The type of the fourth argument.
T5	The type of the fifth argument.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T, T1, T2, T3, T4, T5, TResult>(delegate*<T, T1, T2, T3, T4, T5, TResult>, T)

Converts static method represented by the pointer to the closed delegate of type Func<T1, T2, T3, T4, T5, TResult>.

Declaration

[CLSCompliant(false)]
public static Func<T1, T2, T3, T4, T5, TResult> CreateDelegate<T, T1, T2, T3, T4, T5, TResult>(delegate*<T, T1, T2, T3, T4, T5, TResult> ptr, T obj) where T : class?

Parameters

Type	Name	Description
delegate*<T, T1, T2, T3, T4, T5, TResult>	ptr	The function pointer.
T	obj	The object to be passed as first argument implicitly.

Returns

Type	Description
Func<T1, T2, T3, T4, T5, TResult>	The delegate instance.

Type Parameters

Name	Description
T	The type of the implicit capture object.
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
T4	The type of the fourth argument.
T5	The type of the fifth argument.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateDelegate<T, T1, T2, T3, T4, T5, T6, TResult>(delegate*<T, T1, T2, T3, T4, T5, T6, TResult>, T)

Converts static method represented by the pointer to the closed delegate of type Func<T1, T2, T3, T4, T5, T6, TResult>.

Declaration

[CLSCompliant(false)]
public static Func<T1, T2, T3, T4, T5, T6, TResult> CreateDelegate<T, T1, T2, T3, T4, T5, T6, TResult>(delegate*<T, T1, T2, T3, T4, T5, T6, TResult> ptr, T obj) where T : class?

Parameters

Type	Name	Description
delegate*<T, T1, T2, T3, T4, T5, T6, TResult>	ptr	The function pointer.
T	obj	The object to be passed as first argument implicitly.

Returns

Type	Description
Func<T1, T2, T3, T4, T5, T6, TResult>	The delegate instance.

Type Parameters

Name	Description
T	The type of the implicit capture object.
T1	The type of the first argument.
T2	The type of the second argument.
T3	The type of the third argument.
T4	The type of the fourth argument.
T5	The type of the fifth argument.
T6	The type of the sixth argument.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	ptr is zero.

CreateOpenDelegate<TDelegate>(Expression<TDelegate>)

Creates open delegate for the instance method, property, operator referenced in expression tree.

Declaration

public static TDelegate CreateOpenDelegate<TDelegate>(Expression<TDelegate> expression) where TDelegate : Delegate

Parameters

Type	Name	Description
Expression<TDelegate>	expression	The expression tree containing instance method call.

Returns

Type	Description
TDelegate	The open delegate.

Type Parameters

Name	Description
TDelegate	The type of the delegate describing expression tree.

Exceptions

Type	Condition
ArgumentException	expression is not valid expression tree.

CreateOpenDelegate<T, TValue>(Expression<Func<T, TValue>>)

Creates open delegate for instance property setter.

Declaration

public static Action<T, TValue> CreateOpenDelegate<T, TValue>(Expression<Func<T, TValue>> properyExpr) where T : class

Parameters

Type	Name	Description
Expression<Func<T, TValue>>	properyExpr	The expression representing property.

Returns

Type	Description
Action<T, TValue>	The open delegate representing property setter.

Type Parameters

Name	Description
T	The declaring type.
TValue	The type of property value.

HideReturnValue<TResult>(Func<TResult>)

Creates a delegate that hides the return value.

Declaration

public static Action HideReturnValue<TResult>(this Func<TResult> func)

Parameters

Type	Name	Description
Func<TResult>	func	The function.

Returns

Type	Description
Action	The action that invokes the same method as func.

Type Parameters

Name	Description
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	func is null.

HideReturnValue<T, TResult>(Func<T, TResult>)

Creates a delegate that hides the return value.

Declaration

public static Action<T> HideReturnValue<T, TResult>(this Func<T, TResult> func)

Parameters

Type	Name	Description
Func<T, TResult>	func	The function.

Returns

Type	Description
Action<T>	The action that invokes the same method as func.

Type Parameters

Name	Description
T	The type of the argument to be passed to the action.
TResult	The type of the result.

Exceptions

Type	Condition
ArgumentNullException	func is null.

ToAsync(Action)

Converts action to async delegate.

Declaration

public static Func<CancellationToken, ValueTask> ToAsync(this Action action)

Parameters

Type	Name	Description
Action	action	Synchronous action.

Returns

Type	Description
Func<CancellationToken, ValueTask>	The asynchronous function that wraps action.

Exceptions

Type	Condition
ArgumentNullException	action is null.

ToAsync<T>(Action<T>)

Converts action to async delegate.

Declaration

public static Func<T, CancellationToken, ValueTask> ToAsync<T>(this Action<T> action)

Parameters

Type	Name	Description
Action<T>	action	Synchronous action.

Returns

Type	Description
Func<T, CancellationToken, ValueTask>	The asynchronous function that wraps action.

Type Parameters

Name	Description
T	The type of the argument to be passed to the action.

Exceptions

Type	Condition
ArgumentNullException	action is null.

ToAsync<TResult>(Func<TResult>)

Converts function to async delegate.

Declaration

public static Func<CancellationToken, ValueTask<TResult>> ToAsync<TResult>(this Func<TResult> func)

Parameters

Type	Name	Description
Func<TResult>	func	Synchronous function.

Returns

Type	Description
Func<CancellationToken, ValueTask<TResult>>	The asynchronous function that wraps func.

Type Parameters

Name	Description
TResult	The type of the return value.

Exceptions

Type	Condition
ArgumentNullException	func is null.

ToAsync<T1, T2>(Action<T1, T2>)

Converts action to async delegate.

Declaration

public static Func<T1, T2, CancellationToken, ValueTask> ToAsync<T1, T2>(this Action<T1, T2> action)

Parameters

Type	Name	Description
Action<T1, T2>	action	Synchronous action.

Returns

Type	Description
Func<T1, T2, CancellationToken, ValueTask>	The asynchronous function that wraps action.

Type Parameters

Name	Description
T1	The type of the first argument to be passed to the action.
T2	The type of the second argument to be passed to the action.

Exceptions

Type	Condition
ArgumentNullException	action is null.

ToAsync<T, TResult>(Func<T, TResult>)

Converts function to async delegate.

Declaration

public static Func<T, CancellationToken, ValueTask<TResult>> ToAsync<T, TResult>(this Func<T, TResult> action)

Parameters

Type	Name	Description
Func<T, TResult>	action	Synchronous function.

Returns

Type	Description
Func<T, CancellationToken, ValueTask<TResult>>	The asynchronous function that wraps action.

Type Parameters

Name	Description
T	The type of the argument to be passed to the action.
TResult	The type of the return value.

Exceptions

Type	Condition
ArgumentNullException	action is null.

ToAsync<T1, T2, TResult>(Func<T1, T2, TResult>)

Converts function to async delegate.

Declaration

public static Func<T1, T2, CancellationToken, ValueTask<TResult>> ToAsync<T1, T2, TResult>(this Func<T1, T2, TResult> func)

Parameters

Type	Name	Description
Func<T1, T2, TResult>	func	Synchronous action.

Returns

Type	Description
Func<T1, T2, CancellationToken, ValueTask<TResult>>	The asynchronous function that wraps func.

Type Parameters

Name	Description
T1	The type of the first argument to be passed to the action.
T2	The type of the second argument to be passed to the action.
TResult	The type of the return value.

Exceptions

Type	Condition
ArgumentNullException	func is null.

Unbind<T>(Action)

Converts implicitly bound delegate into its unbound version.

Declaration

public static Action<T> Unbind<T>(this Action action) where T : class

Parameters

Type	Name	Description
Action	action	The delegate to unbind.

Returns

Type	Description
Action<T>	Unbound version of the delegate.

Type Parameters

Name	Description
T	The expected type of Target.

Exceptions

Type	Condition
InvalidOperationException	Target of action is not contravariant to type T.

Unbind<T>(Func<bool>)

Converts implicitly bound delegate into its unbound version.

Declaration

public static Predicate<T> Unbind<T>(this Func<bool> func) where T : class

Parameters

Type	Name	Description
Func<bool>	func	The delegate to unbind.

Returns

Type	Description
Predicate<T>	Unbound version of the delegate.

Type Parameters

Name	Description
T	The expected type of Target.

Exceptions

Type	Condition
InvalidOperationException	Target of func is not contravariant to type T.

Unbind<T, TArg>(Action<TArg>)

Converts implicitly bound delegate into its unbound version.

Declaration

public static Action<T, TArg> Unbind<T, TArg>(this Action<TArg> action) where T : class

Parameters

Type	Name	Description
Action<TArg>	action	The delegate to unbind.

Returns

Type	Description
Action<T, TArg>	Unbound version of the delegate.

Type Parameters

Name	Description
T	The expected type of Target.
TArg	The type of the first explicit parameter.

Exceptions

Type	Condition
InvalidOperationException	Target of action is not contravariant to type T.

Unbind<T, TResult>(Func<TResult>)

Converts implicitly bound delegate into its unbound version.

Declaration

public static Func<T, TResult> Unbind<T, TResult>(this Func<TResult> func) where T : class

Parameters

Type	Name	Description
Func<TResult>	func	The delegate to unbind.

Returns

Type	Description
Func<T, TResult>	Unbound version of the delegate.

Type Parameters

Name	Description
T	The expected type of Target.
TResult	The type of the return value of the method that the delegate encapsulates.

Exceptions

Type	Condition
InvalidOperationException	Target of func is not contravariant to type T.

Unbind<T, T1, T2>(Action<T1, T2>)

Converts implicitly bound delegate into its unbound version.

Declaration

public static Action<T, T1, T2> Unbind<T, T1, T2>(this Action<T1, T2> action) where T : class

Parameters

Type	Name	Description
Action<T1, T2>	action	The delegate to unbind.

Returns

Type	Description
Action<T, T1, T2>	Unbound version of the delegate.

Type Parameters

Name	Description
T	The expected type of Target.
T1	The type of the first explicit parameter.
T2	The type of the second explicit parameter.

Exceptions

Type	Condition
InvalidOperationException	Target of action is not contravariant to type T.

Unbind<T, TArg, TResult>(Func<TArg, TResult>)

Converts implicitly bound delegate into its unbound version.

Declaration

public static Func<T, TArg, TResult> Unbind<T, TArg, TResult>(this Func<TArg, TResult> func) where T : class

Parameters

Type	Name	Description
Func<TArg, TResult>	func	The delegate to unbind.

Returns

Type	Description
Func<T, TArg, TResult>	Unbound version of the delegate.

Type Parameters

Name	Description
T	The expected type of Target.
TArg	The type of the first explicit parameter.
TResult	The type of the return value of the method that the delegate encapsulates.

Exceptions

Type	Condition
InvalidOperationException	Target of func is not contravariant to type T.

Unbind<T, T1, T2, T3>(Action<T1, T2, T3>)

Converts implicitly bound delegate into its unbound version.

Declaration

public static Action<T, T1, T2, T3> Unbind<T, T1, T2, T3>(this Action<T1, T2, T3> action) where T : class

Parameters

Type	Name	Description
Action<T1, T2, T3>	action	The delegate to unbind.

Returns

Type	Description
Action<T, T1, T2, T3>	Unbound version of the delegate.

Type Parameters

Name	Description
T	The expected type of Target.
T1	The type of the first explicit parameter.
T2	The type of the second explicit parameter.
T3	The type of the third explicit parameter.

Exceptions

Type	Condition
InvalidOperationException	Target of action is not contravariant to type T.

Unbind<T, T1, T2, TResult>(Func<T1, T2, TResult>)

Converts implicitly bound delegate into its unbound version.

Declaration

public static Func<T, T1, T2, TResult> Unbind<T, T1, T2, TResult>(this Func<T1, T2, TResult> func) where T : class

Parameters

Type	Name	Description
Func<T1, T2, TResult>	func	The delegate to unbind.

Returns

Type	Description
Func<T, T1, T2, TResult>	Unbound version of the delegate.

Type Parameters

Name	Description
T	The expected type of Target.
T1	The type of the first explicit parameter.
T2	The type of the second explicit parameter.
TResult	The type of the return value of the method that the delegate encapsulates.

Exceptions

Type	Condition
InvalidOperationException	Target of func is not contravariant to type T.

Unbind<T, T1, T2, T3, T4>(Action<T1, T2, T3, T4>)

Converts implicitly bound delegate into its unbound version.

Declaration

public static Action<T, T1, T2, T3, T4> Unbind<T, T1, T2, T3, T4>(this Action<T1, T2, T3, T4> action) where T : class

Parameters

Type	Name	Description
Action<T1, T2, T3, T4>	action	The delegate to unbind.

Returns

Type	Description
Action<T, T1, T2, T3, T4>	Unbound version of the delegate.

Type Parameters

Name	Description
T	The expected type of Target.
T1	The type of the first explicit parameter.
T2	The type of the second explicit parameter.
T3	The type of the third explicit parameter.
T4	The type of the fourth explicit parameter.

Exceptions

Type	Condition
InvalidOperationException	Target of action is not contravariant to type T.

Unbind<T, T1, T2, T3, TResult>(Func<T1, T2, T3, TResult>)

Converts implicitly bound delegate into its unbound version.

Declaration

public static Func<T, T1, T2, T3, TResult> Unbind<T, T1, T2, T3, TResult>(this Func<T1, T2, T3, TResult> func) where T : class

Parameters

Type	Name	Description
Func<T1, T2, T3, TResult>	func	The delegate to unbind.

Returns

Type	Description
Func<T, T1, T2, T3, TResult>	Unbound version of the delegate.

Type Parameters

Name	Description
T	The expected type of Target.
T1	The type of the first explicit parameter.
T2	The type of the second explicit parameter.
T3	The type of the third explicit parameter.
TResult	The type of the return value of the method that the delegate encapsulates.

Exceptions

Type	Condition
InvalidOperationException	Target of func is not contravariant to type T.

Unbind<T, T1, T2, T3, T4, T5>(Action<T1, T2, T3, T4, T5>)

Converts implicitly bound delegate into its unbound version.

Declaration

public static Action<T, T1, T2, T3, T4, T5> Unbind<T, T1, T2, T3, T4, T5>(this Action<T1, T2, T3, T4, T5> action) where T : class

Parameters

Type	Name	Description
Action<T1, T2, T3, T4, T5>	action	The delegate to unbind.

Returns

Type	Description
Action<T, T1, T2, T3, T4, T5>	Unbound version of the delegate.

Type Parameters

Name	Description
T	The expected type of Target.
T1	The type of the first explicit parameter.
T2	The type of the second explicit parameter.
T3	The type of the third explicit parameter.
T4	The type of the fourth explicit parameter.
T5	The type of the fifth explicit parameter.

Exceptions

Type	Condition
InvalidOperationException	Target of action is not contravariant to type T.

Unbind<T, T1, T2, T3, T4, TResult>(Func<T1, T2, T3, T4, TResult>)

Converts implicitly bound delegate into its unbound version.

Declaration

public static Func<T, T1, T2, T3, T4, TResult> Unbind<T, T1, T2, T3, T4, TResult>(this Func<T1, T2, T3, T4, TResult> func) where T : class

Parameters

Type	Name	Description
Func<T1, T2, T3, T4, TResult>	func	The delegate to unbind.

Returns

Type	Description
Func<T, T1, T2, T3, T4, TResult>	Unbound version of the delegate.

Type Parameters

Name	Description
T	The expected type of Target.
T1	The type of the first explicit parameter.
T2	The type of the second explicit parameter.
T3	The type of the third explicit parameter.
T4	The type of the fourth explicit parameter.
TResult	The type of the return value of the method that the delegate encapsulates.

Exceptions

Type	Condition
InvalidOperationException	Target of func is not contravariant to type T.

Unbind<T, T1, T2, T3, T4, T5, TResult>(Func<T1, T2, T3, T4, T5, TResult>)

Converts implicitly bound delegate into its unbound version.

Declaration

public static Func<T, T1, T2, T3, T4, T5, TResult> Unbind<T, T1, T2, T3, T4, T5, TResult>(this Func<T1, T2, T3, T4, T5, TResult> func) where T : class

Parameters

Type	Name	Description
Func<T1, T2, T3, T4, T5, TResult>	func	The delegate to unbind.

Returns

Type	Description
Func<T, T1, T2, T3, T4, T5, TResult>	Unbound version of the delegate.

Type Parameters

Name	Description
T	The expected type of Target.
T1	The type of the first explicit parameter.
T2	The type of the second explicit parameter.
T3	The type of the third explicit parameter.
T4	The type of the fourth explicit parameter.
T5	The type of the fifth explicit parameter.
TResult	The type of the return value of the method that the delegate encapsulates.

Exceptions

Type	Condition
InvalidOperationException	Target of func is not contravariant to type T.