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# ISBlockRestoreIndicesF90
Restores an index set to a usable state after a call to `ISBlockGetIndicesF90()`. 
## Synopsis
```
ISBlockRestoreIndicesF90(IS x,{integer, pointer :: xx_v(:)},integer ierr)
```
Not Collective


## Input Parameters

- ***x -*** index set
- ***xx_v -*** the Fortran pointer to the array



## Output Parameter

- ***ierr -*** error code



## Example of Usage
```none
    PetscInt, pointer xx_v(:)
    ....
    call ISBlockGetIndicesF90(x,xx_v,ierr)
    a = xx_v(3)
    call ISBlockRestoreIndicesF90(x,xx_v,ierr)
```





## See Also
 `ISBlockGetIndicesF90()`, `ISGetIndices()`, `ISRestoreIndices()`, `ISRestoreIndicesF90()`

## Level
intermediate

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/vec/is/is/interface/index.c.html#ISBlockRestoreIndicesF90">src/vec/is/is/interface/index.c</A>

## Examples
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/vec/is/is/tutorials/ex3f90.F90.html">src/vec/is/is/tutorials/ex3f90.F90</A><BR>


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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/vec/is/is/interface/index.c)


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