# How to run this external cmd: echo "test" \>\> "test.txt"

**URL:** <https://discourse.julialang.org/t/how-to-run-this-external-cmd-echo-test-test-txt/12533>\
**Category:** General Usage\
**Tags:** question\
**Created:** [July 20, 2018, 12:26pm UTC](https://discourse.julialang.org/t/how-to-run-this-external-cmd-echo-test-test-txt/12533 "2018-07-20T12:26:01Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![oniter](https://avatars.discourse-cdn.com/v4/letter/o/df705f/32.png) [@oniter](https://discourse.julialang.org/u/oniter)\
**Post date:** [July 20, 2018, 12:26pm UTC](https://discourse.julialang.org/t/how-to-run-this-external-cmd-echo-test-test-txt/12533/1 "2018-07-20T12:26:01Z")

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How to run exactly this shell cmd in julia?

> echo “test” \>\> “test.txt”

Only halfway down is to use

> run(pipeline(`echo "test"`,“test.txt”))

because it does not append to “test.txt”.

Your help is very welcome. Thx.

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<div class="post-metadata">

**Author:** ![kristoffer.carlsson](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/kristoffer.carlsson/32/22_2.png) [@kristoffer.carlsson](https://discourse.julialang.org/u/kristoffer.carlsson)\
**Post date:** [July 20, 2018, 12:29pm UTC](https://discourse.julialang.org/t/how-to-run-this-external-cmd-echo-test-test-txt/12533/2 "2018-07-20T12:29:51Z")

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```julia
run(pipeline(`echo "hello"`; stdout="test.txt", append=true))

```

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<div class="post-metadata">

**Author:** ![oniter](https://avatars.discourse-cdn.com/v4/letter/o/df705f/32.png) [@oniter](https://discourse.julialang.org/u/oniter)\
**Post date:** [July 21, 2018, 8:17pm UTC](https://discourse.julialang.org/t/how-to-run-this-external-cmd-echo-test-test-txt/12533/3 "2018-07-21T20:17:22Z")

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Thx a lot for the fast support! Solved.