property Argument.
ERROR: Syntax information about ICommandLineHelper.Argument may not be in D:\ArcGIS\DotNet\ESRI.ArcGIS.SystemUtility.dll
[C++]
HRESULT get_Argument(
long index,
BSTR* pVal
);
[C++]Parameters
index [in] index is a parameter of type long pVal [out, retval] pVal is a parameter of type BSTR