: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
--- [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)