ArgumentSyntax.IsOmitted Property   
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Gets a value indicating whether this argument is an omitted argument.
public:
 property bool IsOmitted { bool get(); };public bool IsOmitted { get; }member this.IsOmitted : boolPublic ReadOnly Property IsOmitted As BooleanProperty Value
True if this argument is an omitted argument; otherwise false.