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Applies a function to each element of the collection, threading an accumulator argument through the computation. If the input function is f and the elements are i0...iN, then this function computes f i0 (...(f iN-1 iN)).
Namespace/Module Path: Microsoft.FSharp.Collections.List
Assembly: FSharp.Core (in FSharp.Core.dll)
// Signature:
List.reduceBack : ('T -> 'T -> 'T) -> 'T list -> 'T
// Usage:
List.reduceBack reduction list
Parameters
reduction
Type: 'T -> 'T -> 'TThe function to reduce two list elements to a single element.
list
Type: 'TlistThe input list.
Exceptions
Exception |
Condition |
|---|---|
Thrown when the list is empty. |
Return Value
The final reduced value.
Remarks
This function is named ReduceBack in compiled assemblies. If you are accessing the function from a language other than F#, or through reflection, use this name.
Platforms
Windows 8, Windows 7, Windows Server 2012, Windows Server 2008 R2
Version Information
F# Core Library Versions
Supported in: 2.0, 4.0, Portable