:orphan:
# DMDASetFieldName
Sets the names of individual field components in multicomponent vectors associated with a `DMDA`. 
## Synopsis
```
#include "petscdmda.h"   
PetscErrorCode DMDASetFieldName(DM da, PetscInt nf, const char name[])
```
Logically Collective; name must contain a common value


## Input Parameters

- ***da -*** the distributed array
- ***nf -*** field number for the `DMDA` (0, 1, ... dof-1), where dof indicates the
number of degrees of freedom per node within the `DMDA`
- ***names -*** the name of the field (component)





## Note
It must be called after having called `DMSetUp()`.


## See Also
 `DM`, `DMDA`, `DMDAGetFieldName()`, `DMDASetCoordinateName()`, `DMDAGetCoordinateName()`, `DMDASetFieldNames()`, `DMSetUp()`

## Level
intermediate

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/dm/impls/da/dacorn.c.html#DMDASetFieldName">src/dm/impls/da/dacorn.c</A>

## Examples
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/dm/tutorials/ex7.c.html">src/dm/tutorials/ex7.c</A><BR>
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/ksp/ksp/tutorials/ex29.c.html">src/ksp/ksp/tutorials/ex29.c</A><BR>
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/ksp/ksp/tutorials/ex42.c.html">src/ksp/ksp/tutorials/ex42.c</A><BR>
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/ksp/ksp/tutorials/ex43.c.html">src/ksp/ksp/tutorials/ex43.c</A><BR>
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/ksp/ksp/tutorials/ex49.c.html">src/ksp/ksp/tutorials/ex49.c</A><BR>
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/ksp/ksp/tutorials/ex70.c.html">src/ksp/ksp/tutorials/ex70.c</A><BR>
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/ksp/ksp/tutorials/ex73.c.html">src/ksp/ksp/tutorials/ex73.c</A><BR>
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/snes/tutorials/ex16.c.html">src/snes/tutorials/ex16.c</A><BR>
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/snes/tutorials/ex19.c.html">src/snes/tutorials/ex19.c</A><BR>
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/snes/tutorials/ex21.c.html">src/snes/tutorials/ex21.c</A><BR>
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/snes/tutorials/ex22.c.html">src/snes/tutorials/ex22.c</A><BR>


---
[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/dm/impls/da/dacorn.c)


[Index of all DMDA routines](index.md)  
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[Index of all manual pages](/manualpages/singleindex.md)