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

  • Article

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

Parameters

  • resource
    Type: 'T

    The resource to be disposed after action is called.

  • action
    Type: 'T -> 'U

    The action that accepts the resource.

Return Value

The resulting value.

Remarks

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.

Platforms

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

Version Information

F# Core Library Versions

Supported in: 2.0, 4.0, Portable

See Also

Reference

Core.Operators Module (F#)

Microsoft.FSharp.Core Namespace (F#)