Reference

uu-unexpand(1)

Convert blanks in each FILE to tabs, writing to standard output. With no FILE, or when FILE is -, read standard input.

NAME

unexpand - Convert blanks in each FILE to tabs, writing to standard output. With no FILE, or when FILE is -, read standard input.

SYNOPSIS

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

DESCRIPTION

Convert blanks in each FILE to tabs, writing to standard output. With no FILE, or when FILE is -, read standard input.

OPTIONS

-a, --all

convert all blanks, instead of just initial blanks

-f, --first-only

convert only leading sequences of blanks (overrides -a)

-t, --tabs <N, LIST>

use comma separated LIST of tab positions or have tabs N characters apart instead of 8 (enables -a)

-U, --no-utf8

interpret input file as 8-bit ASCII rather than UTF-8

-h, --help

Print help

-V, --version

Print version

VERSION

v(uutils coreutils) 0.12.0