1CAT(1) User Commands CAT(1)
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6 cat - concatenate files and print on the standard output
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9 cat [OPTION]... [FILE]...
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12 Concatenate FILE(s), or standard input, to standard output.
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14 -A, --show-all
15 equivalent to -vET
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17 -b, --number-nonblank
18 number nonempty output lines
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20 -e equivalent to -vE
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22 -E, --show-ends
23 display $ at end of each line
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25 -n, --number
26 number all output lines
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28 -s, --squeeze-blank
29 suppress repeated empty output lines
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31 -t equivalent to -vT
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33 -T, --show-tabs
34 display TAB characters as ^I
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36 -u (ignored)
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38 -v, --show-nonprinting
39 use ^ and M- notation, except for LFD and TAB
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41 --help display this help and exit
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43 --version
44 output version information and exit
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46 With no FILE, or when FILE is -, read standard input.
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49 cat f - g
50 Output f's contents, then standard input, then g's contents.
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52 cat Copy standard input to standard output.
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55 Written by Torbjorn Granlund and Richard M. Stallman.
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58 Report cat bugs to bug-coreutils@gnu.org
59 GNU coreutils home page: <http://www.gnu.org/software/coreutils/>
60 General help using GNU software: <http://www.gnu.org/gethelp/>
61 Report cat translation bugs to <http://translationproject.org/team/>
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64 Copyright © 2010 Free Software Foundation, Inc. License GPLv3+: GNU
65 GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
66 This is free software: you are free to change and redistribute it.
67 There is NO WARRANTY, to the extent permitted by law.
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70 The full documentation for cat is maintained as a Texinfo manual. If
71 the info and cat programs are properly installed at your site, the com‐
72 mand
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74 info coreutils 'cat invocation'
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76 should give you access to the complete manual.
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80GNU coreutils 8.4 June 2018 CAT(1)