# DMCopyDMSNES
copies a `DMSNES` context to a new `DM` 
## Synopsis
```
#include "petscsnes.h" 
#include "petscdm.h" 
PetscErrorCode DMCopyDMSNES(DM dmsrc, DM dmdest)
```
Logically Collective


## Input Parameters

- ***dmsrc -*** `DM` to obtain context from
- ***dmdest -*** `DM` to add context to





## Note
The context is copied by reference. This function does not ensure that a context exists.


## See Also
 `DMGetDMSNES()`, `SNESSetDM()`

## Level
developer

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/snes/utils/dmsnes.c.html#DMCopyDMSNES">src/snes/utils/dmsnes.c</A>


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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/snes/utils/dmsnes.c)


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