Set.isEmpty<'T> Function (F#)

Returns true if the set is empty.

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

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

// Signature:
Set.isEmpty : Set<'T> -> bool (requires comparison)

// Usage:
Set.isEmpty set


  • set
    Type: Set<'T>

    The input set.

Return Value

true if set is empty. Otherwise, returns false.


This function is named IsEmpty 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.Set Module (F#)

Microsoft.FSharp.Collections Namespace (F#)