:orphan:
# PetscHMapIJQueryDel
Query and remove a (key,value) entry from the hash table 
## Synopsis
```
#include <petsc/private/hashmapij.h>
PetscErrorCode PetscHMapIJQueryDel(PetscHMapIJ ht, struct {PetscInt i, j;} key, PetscBool *present)
```

## Input Parameters

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



## Output Parameter

- ***present -*** Boolean indicating whether the key was present





## See Also
 `PetscHMapIJQuerySet()`, `PetscHMapIJDel()`

## Level
developer

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


---
[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/include/petsc/private/generated_khash.h)


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