Sdílet prostřednictvím

Set.fold<'T,'State> Function (F#)

  • Článek

Applies the given accumulating function to all the elements of the set.

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

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

// Signature:
Set.fold : ('State -> 'T -> 'State) -> 'State -> Set<'T> -> 'State (requires comparison)

// Usage:
Set.fold folder state set

Parameters

  • folder
    Type: 'State -> 'T -> 'State

    The accumulating function.

  • state
    Type: 'State

    The initial state.

  • set
    Type: Set<'T>

    The input set.

Return Value

The final state.

Remarks

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

Platforms

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

Silverlight

Supported in: 3

See Also

Reference

Collections.Set Module (F#)

Microsoft.FSharp.Collections Namespace (F#)