:orphan:
# MatSeqAIJGetArray
gives read/write access to the array where the data for a `MATSEQAIJ` matrix is stored
## Synopsis
```
#include "petscmat.h"
PetscErrorCode MatSeqAIJGetArray(Mat A, PetscScalar **array)
```
Not Collective
## Input Parameter
- ***mat -*** a `MATSEQAIJ` matrix
## Output Parameter
- ***array -*** pointer to the data
## Fortran Note
`MatSeqAIJGetArray()` Fortran binding is deprecated (since PETSc 3.19), use `MatSeqAIJGetArrayF90()`
## See Also
[](ch_matrices), `Mat`, `MatSeqAIJRestoreArray()`, `MatSeqAIJGetArrayF90()`
## Level
intermediate
## Location
src/mat/impls/aij/seq/aij.c
## Implementations
MatSeqAIJGetArray_SeqAIJ in src/mat/impls/aij/seq/aij.c
MatSeqAIJGetArray_SeqAIJKokkos in src/mat/impls/aij/seq/kokkos/aijkok.kokkos.cxx
MatSeqAIJGetArray_SeqAIJCUSPARSE in src/mat/impls/aij/seq/seqcusparse/aijcusparse.cu
MatSeqAIJGetArray_SeqAIJHIPSPARSE in src/mat/impls/aij/seq/seqhipsparse/aijhipsparse.hip.c
MatSeqAIJGetArray_SeqAIJViennaCL in src/mat/impls/aij/seq/seqviennacl/aijviennacl.cxx
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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/mat/impls/aij/seq/aij.c)
[Index of all Mat routines](index.md)
[Table of Contents for all manual pages](/manualpages/index.md)
[Index of all manual pages](/manualpages/singleindex.md)