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TallierExtensionsTallyAggregateSelectT, A, R Method (TypeTallyT, FuncT, A, A, A, FuncA, R, FuncA, Boolean)

Add an aggregate to a tally.

Namespace:  WhetStone.Looping
Assembly:  WhetStone (in WhetStone.dll) Version: 1.0.4.0 (1.0.0.0)
Syntax
C#
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public static TypeTally<T, R> TallyAggregateSelect<T, A, R>(
	this TypeTally<T> this,
	Func<T, A, A> func,
	A seed,
	Func<A, R> select,
	Func<A, bool> break = null
)

Parameters

this
Type: WhetStone.LoopingTypeTallyT
The tally to add to.
func
Type: SystemFuncT, A, A
The aggregate function.
seed
Type: A
The seed of the aggregate function.
select
Type: SystemFuncA, R
The selector function to apply to the aggregate result and add to the tally result.
break (Optional)
Type: SystemFuncA, Boolean
The condition for the aggregated value on which to break, or to never break.

Type Parameters

T
The type of the tally.
A
The type of the aggregated value.
R
The type of the value added to the tally result.

Return Value

Type: TypeTallyT, R
this, to allow piping.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type TypeTallyT. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).
See Also