nl
A utility for numbering lines, either from a file, or from stdin. More information: <https://www.gnu.org/software/coreutils/nl>.
Install
- All systems
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curl cmd.cat/nl.sh
- Debian
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apt-get install coreutils - Ubuntu
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apt-get install coreutils -
Alpine
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apk add coreutils - Arch Linux
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pacman -S coreutils - Kali Linux
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apt-get install coreutils - CentOS
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yum install coreutils - Fedora
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dnf install coreutils - Windows (WSL2)
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sudo apt-get updatesudo apt-get install coreutils - OS X
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brew install coreutils - Raspbian
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apt-get install coreutils - Dockerfile
- dockerfile.run/nl
- Docker
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docker run cmd.cat/nl nlpowered by Commando
A utility for numbering lines, either from a file, or from stdin. More information: <https://www.gnu.org/software/coreutils/nl>.
-
Number non-blank lines in a file:
nl path/to/file -
Read from `stdout`:
cat path/to/file | nl options - -
Number only the lines with printable text:
nl -t path/to/file -
Number all lines including blank lines:
nl -b a path/to/file -
Number only the body lines that match a basic regular expression (BRE) pattern:
nl -b p'FooBar[0-9]' path/to/file
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