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Home/ Questions/Q 7567657
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Editorial Team
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Editorial Team
Asked: May 30, 20262026-05-30T14:43:09+00:00 2026-05-30T14:43:09+00:00

how can I use a variable as a pattern finder for sed? for example:

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how can I use a variable as a pattern finder for sed? for example:

sed -i '/$pc/ s/off/on/' ~/Documents/Mantenimiento

I know there is a $ in between the ” but there gotta be a way! please help!

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  1. Editorial Team
    Editorial Team
    2026-05-30T14:43:10+00:00Added an answer on May 30, 2026 at 2:43 pm

    Use double quotes instead of single quotes, or close the quotes just before the variable and reopen them just after.

    sed -i "/$pc/ s/off/on/"
    sed -i '/'$pc'/ s/off/on/'
    

    This will let bash perform the variable evaluation normally.

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