petsc-3.14.5 2021-03-03
Report Typos and Errors

# PetscObjectTypeCompare

Determines whether a PETSc object is of a particular type.

### Synopsis

    #include "petscsys.h"
    PetscErrorCode  PetscObjectTypeCompare(PetscObject obj,const char type_name[],PetscBool  *same)

Not Collective

### Input Parameters

| obj | - any PETSc object, for example a Vec, Mat or KSP. This must be cast with a (PetscObject), for example, PetscObjectTypeCompare((PetscObject)mat);
| type_name | - string containing a type name

### Output Parameter

| same | - PETSC_TRUE if they are the same, else PETSC_FALSE

### See Also

VecGetType(), KSPGetType(), PCGetType(), SNESGetType(), PetscObjectBaseTypeCompare(), PetscObjectTypeCompareAny(), PetscObjectBaseTypeCompareAny()

### Level

intermediate

### Location

src/sys/objects/destroy.c

### Examples

src/vec/vec/utils/tagger/tutorials/ex1.c.html
src/vec/is/is/tutorials/ex3.c.html
src/vec/is/is/tutorials/ex3f90.F90.html
src/ksp/ksp/tutorials/ex7.c.html
src/ksp/ksp/tutorials/ex8.c.html
src/ksp/ksp/tutorials/ex27.c.html
src/ksp/ksp/tutorials/ex42.c.html
src/ksp/ksp/tutorials/ex43.c.html
src/ksp/ksp/tutorials/ex62.c.html
src/ksp/ksp/tutorials/ex70.c.html
src/ksp/ksp/tutorials/ex71.c.html
Index of all Sys routines
Table of Contents for all manual pages
Index of all manual pages