Section (1) nl
Name
nl — number lines of files
Synopsis
nl
[OPTION
...] [FILE
...]
DESCRIPTION
Write each FILE to standard output, with line numbers added.
With no FILE, or when FILE is −, read standard input.
Mandatory arguments to long options are mandatory for short options too.
−b
,−−body−numbering
=STYLE/-
use STYLE for numbering body lines
−d
,−−section−delimiter
=CC/-
use CC for logical page delimiters
−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
−p
,−−no−renumber
-
do not reset line numbers for each section
−s
,−−number−separator
=STRING/-
add STRING after (possible) line number
−v
,−−starting−line−number
=NUMBER/-
first line number for each section
−w
,−−number−width
=NUMBER/-
use NUMBER columns for line numbers
−−help
-
display this help and exit
−−version
-
output version information and exit
Default options are: −bt
−d
_zsingle_quotesz_:_zsingle_quotesz_ −fn
−hn
−i1
−l1
−n
_zsingle_quotesz_rn_zsingle_quotesz_ −s
<TAB> −v1
−w6
CC are two delimiter characters used to construct logical page delimiters; a missing second character implies _zsingle_quotesz_:_zsingle_quotesz_.
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
REPORTING BUGS
GNU coreutils online help: <https://www.gnu.org/software/coreutils/>
Report any translation bugs to <https://translationproject.org/team/>
SEE ALSO
Full documentation <https://www.gnu.org/software/coreutils/nl>
or available locally via: info _zsingle_quotesz_(coreutils) nl invocation_zsingle_quotesz_
COPYRIGHT |
---|
Copyright © 2019 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>. This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. |