Maps an MPI error code into an error class. Error classes describe (in general) what kind of error occurred, and can be used to provide better information to the user. The MPI_ERR_* constants give the various error classes present in MPI.

public static int MPI_Error_class(
	int errorcode,
	out int errorclass
)

Public Shared Function MPI_Error_class ( _
	errorcode As Integer, _
	<OutAttribute> ByRef errorclass As Integer _
) As Integer

public:
static int MPI_Error_class(
	int errorcode, 
	[OutAttribute] int% errorclass
)