PETSc version 3.17.4
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# PetscDSGetComponents

Returns the number of components for each field on an evaluation point

### Synopsis

    #include "petscds.h"
    PetscErrorCode PetscDSGetComponents(PetscDS prob, PetscInt *components[])

Not collective

### Input Parameter

| prob | - The PetscDS object

### Output Parameter

| components | - The number of components

### See Also

PetscDSGetComponentOffsets(), PetscDSGetNumFields(), PetscDSCreate()

### Level

beginner

### Location

src/dm/dt/interface/dtds.c
Index of all DT routines
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Index of all manual pages