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# PetscHSetIJGetElems
Get all entries from a hash set 
## Synopsis
```
#include <petsc/private/hashsetij.h>
PetscErrorCode PetscHSetIJGetElems(PetscHSetIJ ht, PetscInt *off, struct {PetscInt i, j;} array[])
```

## Input Parameters

- ***ht    -*** The hash set
- ***off   -*** Input offset in array (usually zero)
- ***array -*** Array where to put hash set entries into



## Output Parameters

- ***off   -*** Output offset in array (output offset = input offset + hash set size)
- ***array -*** Array filled with the hash set entries





## See Also
 `PetscHSetIJGetSize()`

## Level
developer

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/include/petsc/private/generated_khash.h.html#PetscHSetIJGetElems">include/petsc/private/generated_khash.h</A>


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