Vim
:%s/old/new/g
Replace all occurrences of "old" with "new" in the entire file.
Ubuntu
CentOS
Debian
Arch
SUSE
Slackware
Alpine
Fedora
Verified: 2025-10-07
Syntax
$:%s/old/new/g
Examples
$:%s/error/fix/g
Typical use cases
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Standard usage
:%s/old/new/g --help
Note
Search & Replace. Replaces all occurrences in the file.
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