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# DMDASetFieldNames
Sets the name of each component in the vector associated with the DMDA 
## Synopsis
```
#include "petscdmda.h"   
PetscErrorCode DMDASetFieldNames(DM da, const char *const *names)
```
Logically Collective; names must contain a common value; No Fortran Support


## Input Parameters

- ***dm -*** the `DMDA` object
- ***names -*** the names of the components, final string must be NULL, must have the same number of entries as the dof used in creating the `DMDA`





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


## Fortran Note
Use `DMDASetFieldName()`


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

## Level
intermediate

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

## Examples
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/ts/tutorials/extchemfield.c.html">src/ts/tutorials/extchemfield.c</A><BR>


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