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UNEXPAND(1)			 User Commands			   UNEXPAND(1)


unexpand - convert spaces to tabs


unexpand [OPTION]... [FILE]...


Convert blanks in each FILE to tabs, 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. -a, --all convert all blanks, instead of just initial blanks --first-only convert only leading sequences of blanks (overrides -a) -t, --tabs=N have tabs N characters apart instead of 8 (enables -a) -t, --tabs=LIST use comma separated LIST of tab positions (enables -a) --help display this help and exit --version output version information and exit


Written by David MacKenzie.


Report bugs to <>.


Copyright (C) 2006 Free Software Foundation, Inc. This is free software. You may redistribute copies of it under the terms of the GNU General Public License <>. There is NO WARRANTY, to the extent permitted by law.


expand(1) The full documentation for unexpand is maintained as a Texinfo manual. If the info and unexpand programs are properly installed at your site, the command info unexpand should give you access to the complete manual. unexpand 5.97 March 2012 UNEXPAND(1)

1994 Man-cgi 1.15, Panagiotis Christias <>