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List.unzip<'T1,'T2> Function (F#)

Den Delimarsky|Last Updated: 7/6/2016
|
1 Contributor

Splits a list of pairs into two lists.

Namespace/Module Path: Microsoft.FSharp.Collections.List

Assembly: FSharp.Core (in FSharp.Core.dll)

Syntax

// Signature:
List.unzip : ('T1 * 'T2) list -> 'T1 list * 'T2 list

// Usage:
List.unzip list

Parameters

list Type: ('T1 * 'T2)list

The input list.

Return Value

Two lists of split elements.

Remarks

This function is named Unzip in compiled assemblies. If you are accessing the function from a language other than F#, or through reflection, use this name.

Example

let listA, listB = List.unzip [(1,2); (3,4)]
printfn "%A" listA
printfn "%A" listB

Output

[1; 3][2; 4]

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

See Also

Collections.List Module (F#)

Microsoft.FSharp.Collections Namespace (F#)

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