PetscObjectId

unique integer Id for a PetscObject

Note

Unlike pointer values, object ids are never reused so one may save a PetscObjectId and compare it to one obtained later from a PetscObject to determine if the objects are the same. Never compare two object pointer values.

See Also

PetscObjectState, PetscObjectGetId()

Level

developer

Location

include/petscsystypes.h

Examples

src/sys/objects/device/tests/ex11.cxx
src/sys/objects/device/tests/ex7.c
src/sys/tests/ex15.cxx
src/dm/dt/fe/tests/ex1.c
src/dm/dt/fe/tests/ex2.c

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