C# Class Open.Core.Helpers.CollectionHelper

Utility methods for working with collections.

Public Methods

Method	Description
Count ( IEnumerable collection ) : int	Gets the total number of items within the given collection.
DisposeAndClear ( ArrayList collection ) : void	Clears the collection, disposing of all disposable children.
Filter ( IEnumerable collection, FuncBool predicate ) : ArrayList	Constructs a subset of the collection based on the response of an include-filter.
First ( IEnumerable collection, FuncBool predicate ) : object	Retrieves the first item that matches the given filter (or null if there is no match).
Last ( IEnumerable collection ) : object	Retrieves the last item in the given collection (or null if there are no items).
ToArrayList ( IEnumerable collection ) : ArrayList	Converts an enumerable to an ArrayList.
Total ( IEnumerable collection, FuncBool predicate ) : int	Gets the total number of items that match the given predicate.

Gets the total number of items within the given collection.

public Count ( IEnumerable collection ) : int
collection	IEnumerable	The collection to count.
return	int

Clears the collection, disposing of all disposable children.

public DisposeAndClear ( ArrayList collection ) : void
collection	System.Collections.ArrayList	The collection to clear and dispose.
return	void

Constructs a subset of the collection based on the response of an include-filter.

public Filter ( IEnumerable collection, FuncBool predicate ) : ArrayList
collection	IEnumerable	The collection to filter.
predicate	FuncBool	The predicate to match.
return	System.Collections.ArrayList

Retrieves the first item that matches the given filter (or null if there is no match).

public First ( IEnumerable collection, FuncBool predicate ) : object
collection	IEnumerable	The collection to examine.
predicate	FuncBool	The predicate to match.
return	object

Retrieves the last item in the given collection (or null if there are no items).

public Last ( IEnumerable collection ) : object
collection	IEnumerable	The collection to examine.
return	object

Converts an enumerable to an ArrayList.

public ToArrayList ( IEnumerable collection ) : ArrayList
collection	IEnumerable	The collection to convert.
return	System.Collections.ArrayList

Gets the total number of items that match the given predicate.

public Total ( IEnumerable collection, FuncBool predicate ) : int
collection	IEnumerable	The collection to examine.
predicate	FuncBool	The predicate to match.
return	int