# Output sparse matrix to csv

**URL:** <https://discourse.julialang.org/t/output-sparse-matrix-to-csv/67513>\
**Category:** General Usage\
**Tags:** question, csv, sparse\
**Created:** [September 1, 2021, 3:31pm UTC](https://discourse.julialang.org/t/output-sparse-matrix-to-csv/67513 "2021-09-01T15:31:42Z")\
**Posts on this page:** 1\
**Showing post:** 25

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**Author:** ![pdeffebach](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/pdeffebach/32/10320_2.png) [@pdeffebach](https://discourse.julialang.org/u/pdeffebach)\
**Post date:** [September 1, 2021, 9:29pm UTC](https://discourse.julialang.org/t/output-sparse-matrix-to-csv/67513/25 "2021-09-01T21:29:48Z")

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Maybe it’s [this](https://github.com/francescoalemanno/DefaultArrays.jl)?

See some old discussion [here](https://discourse.julialang.org/t/sparse-with-default-value-inf/35110/27).

Just as an aside, if your data is small enough to open up in excel, you might not need a sparse matrix at all.

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