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# PetscSectionGetFieldOffset
Return the offset into an array or `Vec` for the field dof associated with the given point. 
## Synopsis
```
#include "petscsection.h"   
PetscErrorCode PetscSectionGetFieldOffset(PetscSection s, PetscInt point, PetscInt field, PetscInt *offset)
```
Not Collective


## Input Parameters

- ***s -*** the `PetscSection`
- ***point -*** the point
- ***field -*** the field



## Output Parameter

- ***offset -*** the offset





## Notes
In a global section, this offset will be negative for points not owned by this process.

The `offset` values are different depending on a value set with `PetscSectionSetPointMajor()`


## See Also
 [PetscSection](sec_petscsection), `PetscSection`, `PetscSectionGetOffset()`, `PetscSectionCreate()`, `PetscSectionGetFieldPointOffset()`

## Level
intermediate

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/vec/is/section/interface/section.c.html#PetscSectionGetFieldOffset">src/vec/is/section/interface/section.c</A>


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[Index of all PetscSection routines](index.md)  
[Table of Contents for all manual pages](/manualpages/index.md)  
[Index of all manual pages](/manualpages/singleindex.md)