:orphan:
# PetscViewerType
String with the name of a PETSc `PetscViewer` implementation 
## Synopsis
```
typedef const char *PetscViewerType;
#define PETSCVIEWERSOCKET      "socket"
#define PETSCVIEWERASCII       "ascii"
#define PETSCVIEWERBINARY      "binary"
#define PETSCVIEWERSTRING      "string"
#define PETSCVIEWERDRAW        "draw"
#define PETSCVIEWERVU          "vu"
#define PETSCVIEWERMATHEMATICA "mathematica"
#define PETSCVIEWERHDF5        "hdf5"
#define PETSCVIEWERVTK         "vtk"
#define PETSCVIEWERMATLAB      "matlab"
#define PETSCVIEWERSAWS        "saws"
#define PETSCVIEWERGLVIS       "glvis"
#define PETSCVIEWERADIOS       "adios"
#define PETSCVIEWEREXODUSII    "exodusii"
#define PETSCVIEWERCGNS        "cgns"

```



## See Also
 [](sec_viewers), `PetscViewerSetType()`, `PetscViewer`, `PetscViewerRegister()`, `PetscViewerCreate()`

## Level
beginner

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/include/petscviewer.h.html#PetscViewerType">include/petscviewer.h</A>


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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/include/petscviewer.h)


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