:orphan:
# PetscHMapIJHas
Query for a key in the hash table 
## Synopsis
```
#include <petsc/private/hashmapij.h>
PetscErrorCode PetscHMapIJHas(PetscHMapIJ ht, struct {PetscInt i, j;} key, PetscBool *has)
```

## Input Parameters

- ***ht  -*** The hash table
- ***key -*** The key



## Output Parameter

- ***has -*** Boolean indicating whether key is in the hash table





## See Also
 `PetscHMapIJGet()`, `PetscHMapIJGetWithDefault()`, `PetscHMapIJSet()`,
`PetscHMapIJSetWithMode()`, `PetscHMapIJFind()`

## Level
developer

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


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