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Editorial Team
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Asked: 2026-05-30T02:05:29+00:00

I am writing script, I need to use sed for changing somefiles, I want

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I am writing script, I need to use sed for changing somefiles, I want to know if the operation failed by an error such as “No Such File” could I save the error in a text file or in a variable? and how?

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1 Answer

  1. Editorial Team

    You can redirect the stderr by:

    $yourcommand 2> log
    • 0 means stdin
    • 1 means stdout
    • 2 means stderr
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