# PetscStrToArray
Separates a string by a character (for example ' ' or '\n') and creates an array of strings 
## Synopsis
```
#include "petscsys.h"   
PetscErrorCode PetscStrToArray(const char s[], char sp, int *argc, char ***args)
```
Not Collective


## Input Parameters

- ***s -*** pointer to string
- ***sp -*** separator character



## Output Parameters

- ***argc -*** the number of entries in the array
- ***args -*** an array of the entries with a null at the end





## Note
this may be called before PetscInitialize() or after PetscFinalize()


## Fortran Note
Not for use in Fortran


## Developer Notes
Uses raw `malloc()` and does not call error handlers since this may be used before PETSc is initialized.

Used to generate argc, args arguments passed to `MPI_Init()`


## See Also
 `PetscStrToArrayDestroy()`, `PetscToken`, `PetscTokenCreate()`

## Level
intermediate

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/sys/utils/str.c.html#PetscStrToArray">src/sys/utils/str.c</A>

## Examples
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/mat/tutorials/ex7.c.html">src/mat/tutorials/ex7.c.html</A><BR>


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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/sys/utils/str.c)


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