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expand - convert tabs to spaces

EXPAND(1) User Commands EXPAND(1)


expand - convert tabs to spaces


expand [ OPTION]... [FILE]...


Convert tabs in each FILE to spaces, writing to standard output.
With no FILE, or when FILE is -, read standard input.
Mandatory arguments to long options are mandatory for short options too.
-i, --initial
do not convert tabs after non blanks
-t, --tabs=N
have tabs N characters apart, not 8
-t, --tabs=LIST
use comma separated list of tab positions The last specified position can be prefixed with '/' to specify a tab size to use after the last explicitly specified tab stop. Also a prefix of '+' can be used to align remaining tab stops relative to the last specified tab stop instead of the first column
display this help and exit
output version information and exit


Written by David MacKenzie.


GNU coreutils online help: <>
Report expand translation bugs to <> Copyright © 2017 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <>.
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.


Full documentation at: <>
or available locally via: info '(coreutils) expand invocation'
October 2017 GNU coreutils 8.28