1UNEXPAND(1) User Commands UNEXPAND(1)
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6 unexpand - convert spaces to tabs
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9 unexpand [OPTION]... [FILE]...
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12 Convert blanks in each FILE to tabs, writing to standard output.
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14 With no FILE, or when FILE is -, read standard input.
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16 Mandatory arguments to long options are mandatory for short options
17 too.
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19 -a, --all
20 convert all blanks, instead of just initial blanks
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22 --first-only
23 convert only leading sequences of blanks (overrides -a)
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25 -t, --tabs=N
26 have tabs N characters apart instead of 8 (enables -a)
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28 -t, --tabs=LIST
29 use comma separated list of tab positions. The last specified
30 position can be prefixed with '/' to specify a tab size to use
31 after the last explicitly specified tab stop. Also a prefix of
32 '+' can be used to align remaining tab stops relative to the
33 last specified tab stop instead of the first column
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35 --help display this help and exit
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37 --version
38 output version information and exit
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41 Written by David MacKenzie.
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44 GNU coreutils online help: <https://www.gnu.org/software/coreutils/>
45 Report any translation bugs to <https://translationproject.org/team/>
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48 Copyright © 2022 Free Software Foundation, Inc. License GPLv3+: GNU
49 GPL version 3 or later <https://gnu.org/licenses/gpl.html>.
50 This is free software: you are free to change and redistribute it.
51 There is NO WARRANTY, to the extent permitted by law.
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54 expand(1)
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56 Full documentation <https://www.gnu.org/software/coreutils/unexpand>
57 or available locally via: info '(coreutils) unexpand invocation'
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61GNU coreutils 9.1 May 2023 UNEXPAND(1)