:orphan:
# PetscFVGetNumComponents
Get the number of field components in a `PetscFV` 
## Synopsis
```
#include "petscfv.h" 
PetscErrorCode PetscFVGetNumComponents(PetscFV fvm, PetscInt *comp)
```
Not Collective


## Input Parameter

- ***fvm -*** the `PetscFV` object



## Output Parameter
, comp - The number of components




## See Also
 `PetscFV`, `PetscFVSetNumComponents()`, `PetscFVSetComponentName()`

## Level
intermediate

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/dm/dt/fv/interface/fv.c.html#PetscFVGetNumComponents">src/dm/dt/fv/interface/fv.c</A>


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