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mac command to replace nth line of the file site:stackoverflow.com

Colorful Chipmunk answered on July 4, 2022 Popularity 1/10 Helpfulness 3/10

answer mac command to replace nth line of the file site:stackoverflow.com

mac command to replace nth line of the file site:stackoverflow.com

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sed -i -e '1 s/.*/replaceString/g' test.txt

1. Here 1 denotest the line number
2. And .* denotes everything in that line 
3. And replaceString is the replacable string
4. /g is to do the action globally
5. test.txt is the file in which the operation to be perform
6. And finally -i -e together helps us to modify the same file.

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Contributed on Jul 04 2022

Colorful Chipmunk

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mac command to replace nth line of the file site:stackoverflow.com

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