:orphan:
# DMGetLabelByNum
Return the nth label on a `DM` 
## Synopsis
```
#include "petscdm.h"          
#include "petscdmlabel.h"     
#include "petscds.h"     
PetscErrorCode DMGetLabelByNum(DM dm, PetscInt n, DMLabel *label)
```
Not Collective


## Input Parameters

- ***dm -*** The `DM` object
- ***n  -*** the label number



## Output Parameter

- ***label -*** the label





## See Also
 [](ch_dmbase), `DM`, `DMLabel`, `DMAddLabel()`, `DMGetLabelValue()`, `DMSetLabelValue()`, `DMGetStratumIS()`

## Level
intermediate

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/dm/interface/dm.c.html#DMGetLabelByNum">src/dm/interface/dm.c</A>


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


[Index of all DM routines](index.md)  
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