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# PetscHMapIJGetWithDefault
Get the value for a key in the hash table but override the default value returned if the key was not found 
## Synopsis
```
#include <petsc/private/hashmapij.h>
PetscErrorCode PetscHMapIJGetWithDefault(PetscHMapIJ ht, struct {PetscInt i, j;} key, PetscScalar default_val, PetscScalar *val)
```

## Input Parameters

- ***ht          -*** The hash table
- ***key         -*** The key
- ***default_val -*** The default value to set `val` to if `key` was not found



## Output Parameter

- ***val -*** The value





## See Also
 `PetscHMapIJGet()`, `PetscHMapIJSet()`, `PetscHMapIJSetWithMode()`, `PetscHMapIJIterGet()`

## Level
developer

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


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