# VecNestGetSubVecs
Returns the entire array of vectors defining a nest vector. 
## Synopsis
```
#include "petscvec.h"   
PetscErrorCode VecNestGetSubVecs(Vec X, PetscInt *N, Vec **sx)
```
Not collective


## Input Parameter

- ***X  -*** nest vector



## Output Parameters

- ***N -*** number of nested vecs
- ***sx -*** array of vectors



## Notes
The user should not free the array sx.


## Fortran Notes
The caller must allocate the array to hold the subvectors.




## See Also
 `VecNestGetSize()`, `VecNestGetSubVec()`

## Level
developer

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/vec/vec/impls/nest/vecnest.c.html#VecNestGetSubVecs">src/vec/vec/impls/nest/vecnest.c</A>

## Implementations

<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/vec/vec/impls/nest/vecnest.c.html#VecNestGetSubVecs_Nest">VecNestGetSubVecs_Nest in src/vec/vec/impls/nest/vecnest.c</A><BR>


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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/vec/vec/impls/nest/vecnest.c)


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