:orphan:
# PetscFindInt
Finds `PetscInt` in a sorted array of `PetscInt`
## Synopsis
```
#include "petscsys.h"
PetscErrorCode PetscFindInt(PetscInt key, PetscInt n, const PetscInt X[], PetscInt *loc)
```
Not Collective
## Input Parameters
- ***key -*** the integer to locate
- ***n -*** number of values in the array
- ***X -*** array of integers
## Output Parameter
- ***loc -*** the location if found, otherwise -(slot+1) where slot is the place the value would go
## See Also
`PetscIntSortSemiOrdered()`, `PetscSortInt()`, `PetscSortIntWithArray()`, `PetscSortRemoveDupsInt()`
## Level
intermediate
## Location
src/sys/utils/sorti.c
## Examples
src/dm/impls/plex/tutorials/ex10.c
src/dm/impls/plex/tutorials/ex11.c
---
[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/sys/utils/sorti.c)
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