Package.PartExists(Uri) Method

Definition

Namespace:

System.IO.Packaging

Assembly:

System.IO.Packaging.dll

Source:

Package.cs

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

C#

public virtual bool PartExists(Uri partUri);

Parameters

partUri

Uri

The Uri of the part to check for.

Returns

Boolean

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

Exceptions

ArgumentNullException

partUri is null.

ArgumentException

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

ObjectDisposedException

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

IOException

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

Remarks

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 https://www.ecma-international.org/publications-and-standards/standards/ecma-376/.

Applies to

See also

• CreatePartUri(Uri)
• GetPartUri(Uri)
• ResolvePartUri(Uri, Uri)
• PackagePart