Package.PartExists Method (Uri)

 
System_CAPS_noteNote

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Indicates whether a part with a given URI is in the package.

Namespace:   System.IO.Packaging
Assembly:  WindowsBase (in WindowsBase.dll)

Public Overridable Function PartExists (
	partUri As Uri
) As Boolean

Parameters

partUri
Type: System.Uri

The Uri of the part to check for.

Return Value

Type: System.Boolean

true if a part with the specified partUri is in the package; otherwise, false.

Exception Condition
ArgumentNullException

partUri is null.

ArgumentException

partUri is not a valid PackagePart uniform resource identifier (URI).

ObjectDisposedException

The package is not open (Dispose or Close has been called).

IOException

The package is write-only (information cannot be read).

The partUri should begin with a forward-slash character "/" and be absolute from the root of the package.

For additional information, see the Open Packaging Conventions (OPC) specification available for download at http://go.microsoft.com/fwlink/?LinkID=71255.

.NET Framework
Available since 3.0
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