PetscHSetIJQueryAdd — PETSc 3.21.4 documentation

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# PetscHSetIJQueryAdd

Query and add an entry in the hash set

## Synopsis

    #include <petsc/private/hashsetij.h>
    PetscErrorCode PetscHSetIJQueryAdd(PetscHSetIJ ht, struct {PetscInt i, j;} key, PetscBool *missing)

## Input Parameters

- ht - The hash set

- key - The entry

## Output Parameter

- missing - Boolean indicating whether the entry was missing

## See Also

`PetscHSetIJQueryDel()`, `PetscHSetIJAdd()`, `PetscHSetIJHas()`

## Level

developer

## Location

include/petsc/private/hashset.txt.h

Index of all PetscH routines
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Index of all manual pages