Operators.using<'T,'U> Function (F#)
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Operators.using<'T,'U> Function (F#)


Clean up resources associated with the input object after the completion of the given function. Cleanup occurs even when an exception is raised by the protected code.

Namespace/Module Path: Microsoft.FSharp.Core.Operators

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

// Signature:
using : 'T -> ('T -> 'U) -> 'U (requires 'T :> IDisposable)

// Usage:
using resource action


Type: 'T

The resource to be disposed after action is called.


Type: 'T -> 'U

The action that accepts the resource.

The resulting value.

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

Windows 8, Windows 7, Windows Server 2012, Windows Server 2008 R2

F# Core Library Versions

Supported in: 2.0, 4.0, Portable

© 2016 Microsoft