:orphan:
# DMStagGetBoundaryTypes
get boundary types
## Synopsis
```
PetscErrorCode DMStagGetBoundaryTypes(DM dm, DMBoundaryType *boundaryTypeX, DMBoundaryType *boundaryTypeY, DMBoundaryType *boundaryTypeZ)
```
Not Collective
## Input Parameter
- ***dm -*** the `DMSTAG` object
## Output Parameters
- ***boundaryTypeX -*** boundary type for x direction
- ***boundaryTypeY -*** boundary type for y direction, not set for one dimensional problems
- ***boundaryTypeZ -*** boundary type for z direction, not set for one and two dimensional problems
## See Also
[](ch_stag), `DMSTAG`, `DMBoundaryType``
## Level
intermediate
## Location
src/dm/impls/stag/stagutils.c
## Examples
src/dm/impls/stag/tutorials/ex1.c
---
[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/dm/impls/stag/stagutils.c)
[Index of all DMStag routines](index.md)
[Table of Contents for all manual pages](/manualpages/index.md)
[Index of all manual pages](/manualpages/singleindex.md)