Created
September 1, 2015 06:10
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comment and uncomment lines in bash script via sed
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| sed -i '/<pattern>/s/^/#/g' file #comment | |
| sed -i '/<pattern>/s/^#//g' file #uncomment |
This will add multiple # if executed multiple times..If you want to add # only once even after multiple times command execution then you can use this:
sed -e '/<pattern>/ s/^#*/#/g' -i file
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nice.