Class FunctionalExtensions

Inheritance

System.Object

FunctionalExtensions

Namespace: Syncfusion.Data.Extensions

Assembly: Syncfusion.Data.Portable.dll

Syntax

public static class FunctionalExtensions : Object

Methods

And<T>(Expression<Func<T, Boolean>>, Expression<Func<T, Boolean>>)

Ands the specified expr1.

Declaration

public static Expression<Func<T, bool>> And<T>(this Expression<Func<T, bool>> expression1, Expression<Func<T, bool>> expression2)

Parameters

Type	Name	Description
System.Linq.Expressions.Expression<System.Func<T, System.Boolean>>	expression1	The expr1.
System.Linq.Expressions.Expression<System.Func<T, System.Boolean>>	expression2	The expr2.

Returns

Type	Description
System.Linq.Expressions.Expression<System.Func<T, System.Boolean>>

Type Parameters

Name	Description
T

CreateNew(Type)

Creates a instance of dynamic object for the specified type.

Declaration

public static object CreateNew(this Type type)

Parameters

Type	Name	Description
System.Type	type	The type.

Returns

Type	Description
System.Object	The instance of dynamic object for the specified type.

CreateNew<T>(Type)

Creates a instance of object for the specified type.

Declaration

public static T CreateNew<T>(this Type type)

Parameters

Type	Name	Description
System.Type	type	The type.

Returns

Type	Description
T	The instance of object for the specified type.

Type Parameters

Name	Description
T

False<T>()

Falses this instance.

Declaration

public static Expression<Func<T, bool>> False<T>()

Returns

Type	Description
System.Linq.Expressions.Expression<System.Func<T, System.Boolean>>

Type Parameters

Name	Description
T

Fold<T1, T2>(IEnumerable<T2>, Func<T1, T2, T1>, T1)

Folds the specified list.

Declaration

public static T1 Fold<T1, T2>(this IEnumerable<T2> list, Func<T1, T2, T1> func, T1 action)

Parameters

Type	Name	Description
System.Collections.Generic.IEnumerable<T2>	list	The list.
System.Func<T1, T2, T1>	func	The func.
T1	action	The acc.

Returns

Type	Description
T1

Type Parameters

Name	Description
T1
T2

FoldLeft<T1, T2>(IEnumerable<T2>, Func<T1, T2, T1>, T1)

Folds the left.

Declaration

public static T1 FoldLeft<T1, T2>(this IEnumerable<T2> list, Func<T1, T2, T1> func, T1 action)

Parameters

Type	Name	Description
System.Collections.Generic.IEnumerable<T2>	list	The list.
System.Func<T1, T2, T1>	func	The func.
T1	action	The acc.

Returns

Type	Description
T1

Type Parameters

Name	Description
T1
T2

FoldRight<T1, T2>(IEnumerable<T2>, Func<T1, T2, T1>, T1)

Folds the right.

Declaration

public static T1 FoldRight<T1, T2>(this IEnumerable<T2> list, Func<T1, T2, T1> func, T1 action)

Parameters

Type	Name	Description
System.Collections.Generic.IEnumerable<T2>	list	The list.
System.Func<T1, T2, T1>	func	The func.
T1	action	The acc.

Returns

Type	Description
T1

Type Parameters

Name	Description
T1
T2

ForEach<T>(IEnumerable<T>, Action<T>)

Iterates over a generic IEnumerable instance to a delegated function

Declaration

public static void ForEach<T>(this IEnumerable<T> items, Action<T> action)

Parameters

Type	Name	Description
System.Collections.Generic.IEnumerable<T>	items	The items.
System.Action<T>	action	The action.

Type Parameters

Name	Description
T

ForEach<T>(IEnumerable, Action<T>)

Iterates over an IEnumerable instance to a delegated function

Declaration

public static void ForEach<T>(this IEnumerable items, Action<T> action)

Parameters

Type	Name	Description
System.Collections.IEnumerable	items	The items.
System.Action<T>	action	The action.

Type Parameters

Name	Description
T

IterateIndex<T>(T[], Action<Int32, T>)

Iterates the index.

Declaration

public static void IterateIndex<T>(this T[] items, Action<int, T> action)

Parameters

Type	Name	Description
T[]	items	The items.
System.Action<System.Int32, T>	action	The action.

Type Parameters

Name	Description
T

IterateIndex<T>(IEnumerable<T>, Action<Int32, T>)

Iterates the index.

Declaration

public static void IterateIndex<T>(this IEnumerable<T> items, Action<int, T> action)

Parameters

Type	Name	Description
System.Collections.Generic.IEnumerable<T>	items	The items.
System.Action<System.Int32, T>	action	The action.

Type Parameters

Name	Description
T

IterateIndex<T>(IEnumerable<T>, Action<Int32, T>, Int32)

Iterates the index

Declaration

public static void IterateIndex<T>(this IEnumerable<T> items, Action<int, T> action, int index)

Parameters

Type	Name	Description
System.Collections.Generic.IEnumerable<T>	items	The items.
System.Action<System.Int32, T>	action	The action.
System.Int32	index	The index.

Type Parameters

Name	Description
T

MoveTo(IList, Int32, Int32)

Moves to.

Declaration

public static void MoveTo(this IList list, int source, int destination)

Parameters

Type	Name	Description
System.Collections.IList	list	The list.
System.Int32	source	The SRC.
System.Int32	destination	The dest.

Or<T>(Expression<Func<T, Boolean>>, Expression<Func<T, Boolean>>)

Ors the specified expr1.

Declaration

public static Expression<Func<T, bool>> Or<T>(this Expression<Func<T, bool>> expression1, Expression<Func<T, bool>> expression2)

Parameters

Type	Name	Description
System.Linq.Expressions.Expression<System.Func<T, System.Boolean>>	expression1	The expr1.
System.Linq.Expressions.Expression<System.Func<T, System.Boolean>>	expression2	The expr2.

Returns

Type	Description
System.Linq.Expressions.Expression<System.Func<T, System.Boolean>>

Type Parameters

Name	Description
T

ToList<T>(IEnumerable)

Creates a new System.Collections.Generic.List<> from the specified items.

Declaration

public static IEnumerable<T> ToList<T>(this IEnumerable items)

Parameters

Type	Name	Description
System.Collections.IEnumerable	items	The items.

Returns

Type	Description
System.Collections.Generic.IEnumerable<T>	A new System.Collections.Generic.List<> from the specified items.

Type Parameters

Name	Description
T

ToObservableCollection<T>(IEnumerable<T>)

Gets the new System.Collections.ObjectModel.ObservableCollection<> from the specified items.

Declaration

public static ObservableCollection<T> ToObservableCollection<T>(this IEnumerable<T> items)

Parameters

Type	Name	Description
System.Collections.Generic.IEnumerable<T>	items	The items.

Returns

Type	Description
System.Collections.ObjectModel.ObservableCollection<T>	The new System.Collections.ObjectModel.ObservableCollection<> from the specified items.

Type Parameters

Name	Description
T

True<T>()

Trues this instance.

Declaration

public static Expression<Func<T, bool>> True<T>()

Returns

Type	Description
System.Linq.Expressions.Expression<System.Func<T, System.Boolean>>

Type Parameters

Name	Description
T

Zip<TFirst, TSecond, TResult>(IEnumerable<TFirst>, IEnumerable<TSecond>, Func<TFirst, TSecond, TResult>)

Applies a specified function to the corresponding elements of two enumerable collection, producing a sequence of the results.

Declaration

public static IEnumerable<TResult> Zip<TFirst, TSecond, TResult>(this IEnumerable<TFirst> first, IEnumerable<TSecond> second, Func<TFirst, TSecond, TResult> resultSelector)

Parameters

Type	Name	Description
System.Collections.Generic.IEnumerable<TFirst>	first	The first System.Collections.IEnumerable collection.
System.Collections.Generic.IEnumerable<TSecond>	second	The second System.Collections.IEnumerable collection.
System.Func<TFirst, TSecond, TResult>	resultSelector	The function that retrieves the result from the first and second collections.

Returns

Type	Description
System.Collections.Generic.IEnumerable<TResult>

Type Parameters

Name	Description
TFirst
TSecond
TResult