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) to standard output.
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14 With no FILE, or when FILE is -, read standard input.
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16 -A, --show-all
17 equivalent to -vET
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19 -b, --number-nonblank
20 number nonempty output lines, overrides -n
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22 -e equivalent to -vE
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24 -E, --show-ends
25 display $ at end of each line
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27 -n, --number
28 number all output lines
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30 -s, --squeeze-blank
31 suppress repeated empty output lines
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33 -t equivalent to -vT
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35 -T, --show-tabs
36 display TAB characters as ^I
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38 -u (ignored)
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40 -v, --show-nonprinting
41 use ^ and M- notation, except for LFD and TAB
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43 --help display this help and exit
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45 --version
46 output version information and exit
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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 GNU coreutils online help: <https://www.gnu.org/software/coreutils/>
59 Report any translation bugs to <https://translationproject.org/team/>
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62 Copyright © 2020 Free Software Foundation, Inc. License GPLv3+: GNU
63 GPL version 3 or later <https://gnu.org/licenses/gpl.html>.
64 This is free software: you are free to change and redistribute it.
65 There is NO WARRANTY, to the extent permitted by law.
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68 tac(1)
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70 Full documentation <https://www.gnu.org/software/coreutils/cat>
71 or available locally via: info '(coreutils) cat invocation'
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75GNU coreutils 8.32 June 2021 CAT(1)