# PetscViewerVUPrintDeferred
Prints to the deferred write cache instead of the file. 
## Synopsis
```
#include "petscsys.h"   
PetscErrorCode PetscViewerVUPrintDeferred(PetscViewer viewer, const char format[], ...)
```
Not Collective


## Input Parameters

- ***viewer -*** The `PETSCVIEWERVU` `PetscViewer`
- ***format -*** The format string





## See Also
 [](sec_viewers), `PETSCVIEWERVU`, `PetscViewerVUFlushDeferred()`

## Level
intermediate

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/sys/classes/viewer/impls/vu/petscvu.c.html#PetscViewerVUPrintDeferred">src/sys/classes/viewer/impls/vu/petscvu.c</A>


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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/sys/classes/viewer/impls/vu/petscvu.c)


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