<'T,'U> Function (F#)

Creates a new array whose elements are the results of applying the given function to each of the elements of the array.

Namespace/Module Path: Microsoft.FSharp.Collections.Array2D

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

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

// Usage: mapping array


  • mapping
    Type: 'T -> 'U

    A function that is applied to transform each item of the input array.

  • array
    Type: 'T [,]

    The input array.

Return Value

An array whose elements have been transformed by the given mapping.


For non-zero-based arrays the basing on an input array will be propagated to the output array.

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


Windows 7, Windows Vista SP2, Windows XP SP3, Windows XP x64 SP2, Windows Server 2008 R2, Windows Server 2008 SP2, Windows Server 2003 SP2

Version Information

F# Runtime

Supported in: 2.0, 4.0


Supported in: 3

See Also


Collections.Array2D Module (F#)

Microsoft.FSharp.Collections Namespace (F#)