CloudBlockBlob.DeleteIfExists Method

Article
05/14/2014

Deletes the blob if it already exists.

Namespace: Microsoft.WindowsAzure.Storage.Blob
Assembly: Microsoft.WindowsAzure.Storage (in Microsoft.WindowsAzure.Storage.dll)

Syntax

'Declaration
<DoesServiceRequestAttribute> _
Public Function DeleteIfExists ( _
    <OptionalAttribute> Optional deleteSnapshotsOption As DeleteSnapshotsOption = DeleteSnapshotsOption.None, _
    <OptionalAttribute> Optional accessCondition As AccessCondition = Nothing, _
    <OptionalAttribute> Optional options As BlobRequestOptions = Nothing, _
    <OptionalAttribute> Optional operationContext As OperationContext = Nothing _
) As Boolean

[DoesServiceRequestAttribute] 
public bool DeleteIfExists (
    [OptionalAttribute] DeleteSnapshotsOption deleteSnapshotsOption,
    [OptionalAttribute] AccessCondition accessCondition,
    [OptionalAttribute] BlobRequestOptions options,
    [OptionalAttribute] OperationContext operationContext
)

[DoesServiceRequestAttribute] 
public:
virtual bool DeleteIfExists (
    [OptionalAttribute] DeleteSnapshotsOption deleteSnapshotsOption, 
    [OptionalAttribute] AccessCondition^ accessCondition, 
    [OptionalAttribute] BlobRequestOptions^ options, 
    [OptionalAttribute] OperationContext^ operationContext
) sealed

Parameters

deleteSnapshotsOption
Whether to only delete the blob, to delete the blob and all snapshots, or to only delete the snapshots.

accessCondition
An AccessCondition object that represents the condition that must be met in order for the request to proceed. If null, no condition is used.

options
A BlobRequestOptions object that specifies additional options for the request. If null, default options are applied to the request.

operationContext
An OperationContext object that represents the context for the current operation.

Return Value

true if the blob did already exist and was deleted; otherwise false.

Thread Safety

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Platforms

Development Platforms

Windows Vista, Windows 7 and Windows Server 2008

Share via