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UGU: Unix Guru Universe - Unix Tip #4475- June 12, 2023
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Unix Tip #4475- June 12, 2023
INSERTING LINES WITHIN SCRIPTS
If you want to insert a line
at the top (or anywhere for
that matter) of a file within
a shell script, use the ed editor.
EXAMPLE:
string="hello"
ed << EOF
e any_file
1i
${string}
NOTE: All tips provided are USE AT YOUR OWN RISK. Tips are submitted
by various unix admins around the globe. UGU suggest you read and
test each tip in a non-volitile environment before placing into
production.
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4474
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