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Parallel.mapi<'T,'U> Function (F#)

  • Article

Build a new array whose elements are the results of applying the given function to each of the elements of the array. The integer index passed to the function indicates the index of element being transformed.

Namespace/Module Path: Microsoft.FSharp.Collections.ArrayModule.Parallel

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

// Signature:
mapi : (int -> 'T -> 'U) -> 'T [] -> 'U []

// Usage:
mapi mapping array

Parameters

  • mapping
    Type: int -> 'T -> 'U

  • array
    Type: 'T[]

    The input array.

Return Value

'U[]

Remarks

Performs the operation in parallel using System.Threading.Tasks.Parallel.For. The order in which the given function is applied to elements of the input array is not specified.

This function is named MapIndexed 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: 4.0

See Also

Reference

Array.Parallel Module (F#)

Collections.Array Module (F#)