NL(1)                       General Commands Manual                      NL(1)

NAME
       nl - Number lines of files

SYNOPSIS
       nl [OPTION]... [FILE]...

DESCRIPTION
       Number lines of files

OPTIONS
       --help Print help information.

       -b, --body-numbering <STYLE>
              use STYLE for numbering body lines

       -d, --section-delimiter <CC>
              use CC for separating logical pages

       -f, --footer-numbering <STYLE>
              use STYLE for numbering footer lines

       -h, --header-numbering <STYLE>
              use STYLE for numbering header lines

       -i, --line-increment <NUMBER>
              line number increment at each line

       -l, --join-blank-lines <NUMBER>
              group of NUMBER empty lines counted as one

       -n, --number-format <FORMAT>
              insert line numbers according to FORMAT

              Possible values:

                     o ln

                     o rn

                     o rz

       -p, --no-renumber
              do not reset line numbers at logical pages

       -s, --number-separator <STRING>
              add STRING after (possible) line number

       -v, --starting-line-number <NUMBER>
              first line number on each logical page

       -w, --number-width <NUMBER>
              use NUMBER columns for line numbers

       -V, --version
              Print version

EXTRA
       STYLE is one of:

         - a number all lines
         - t number only nonempty lines
         - n number no lines
         - pBRE number only lines that contain a match for the basic regular
       expression, BRE

       FORMAT is one of:

         - ln left justified, no leading zeros
         - rn right justified, no leading zeros
         - rz right justified, leading zeros

VERSION
       v(uutils coreutils) 0.11.0

                                  2026-09-01                             NL(1)