mpi-type-free-keyval-function.md

title	TOCTitle	ms:assetid	ms:mtpsurl	ms:contentKeyID	ms.date	mtps_version	f1_keywords	dev_langs	description
MPI_Type_free_keyval function	MPI_Type_free_keyval function	0d27efc5-9246-410f-b922-856888c77121	https://msdn.microsoft.com/en-us/library/Dn520567(v=VS.85)	59361038	03/28/2018	v=VS.85	MPI_TYPE_FREE_KEYVAL mpif/MPI_Type_free_keyval mpi/MPI_TYPE_FREE_KEYVAL	C++ C	Learn about the MPI_Type_free_keyval function on Microsoft's official site. Understand its syntax, parameters, return values, and related MPI caching functions.

MPI_Type_free_keyval function

Frees an attribute key for datatypes.

Syntax

int MPIAPI MPI_Type_free_keyval(
  _Inout_ int *type_keyval
);

Parameters

• type_keyval [in, out]
  Key value.

Return value

Returns MPI_SUCCESS on success. Otherwise, the return value is an error code.

In Fortran, the return value is stored in the IERROR parameter.

Fortran

    MPI_TYPE_FREE_KEYVAL(TYPE_KEYVAL, IERROR)
        INTEGER TYPE_KEYVAL, IERROR

Requirements

Product	HPC Pack 2012 MS-MPI Redistributable Package, HPC Pack 2008 R2 MS-MPI Redistributable Package, HPC Pack 2008 MS-MPI Redistributable Package or HPC Pack 2008 Client Utilities
Header	Mpi.h; Mpif.h
Library	Msmpi.lib
DLL	Msmpi.dll

See also

MPI Caching Functions