# PetscDSCreate
Creates an empty `PetscDS` object. The type can then be set with `PetscDSSetType()`. 
## Synopsis
```
#include "petscds.h" 
PetscErrorCode PetscDSCreate(MPI_Comm comm, PetscDS *ds)
```
Collective


## Input Parameter

- ***comm -*** The communicator for the `PetscDS` object



## Output Parameter

- ***ds   -*** The `PetscDS` object





## See Also
 `PetscDS`, `PetscDSSetType()`, `PETSCDSBASIC`, `PetscDSType`

## Level
beginner

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

## Examples
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/dm/impls/plex/tutorials/ex4f90.F90.html">src/dm/impls/plex/tutorials/ex4f90.F90.html</A><BR>


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


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