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Full Discussion: sed regexp teaser
Top Forums Shell Programming and Scripting sed regexp teaser Post 303007594 by drl on Saturday 18th of November 2017 10:36:15 AM
Old 11-18-2017
Hi.

For the string in file z8, also this in place of sed:
Code:
fold -2 z8 | paste -d ' ' - - -

producing:
Code:
63 24 13
74 16 10
25 28 47
55 26 19
17 24 59
48 30 22
43 30 27
60 25 15
21 29 50
54 30 16
70 18 12
77 14 09
21 31 48
67 21 12

On a system like:
Code:
OS, ker|rel, machine: Linux, 3.16.0-4-amd64, x86_64
Distribution        : Debian 8.9 (jessie) 
bash GNU bash 4.3.30
fold (GNU coreutils) 8.23
paste (GNU coreutils) 8.23

Best wishes ... cheers, drl
 

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PASTE(1)							   User Commands							  PASTE(1)

NAME
paste - merge lines of files SYNOPSIS
paste [OPTION]... [FILE]... DESCRIPTION
Write lines consisting of the sequentially corresponding lines from each FILE, separated by TABs, to standard output. With no FILE, or when FILE is -, read standard input. Mandatory arguments to long options are mandatory for short options too. -d, --delimiters=LIST reuse characters from LIST instead of TABs -s, --serial paste one file at a time instead of in parallel -z, --zero-terminated line delimiter is NUL, not newline --help display this help and exit --version output version information and exit AUTHOR
Written by David M. Ihnat and David MacKenzie. REPORTING BUGS
GNU coreutils online help: <http://www.gnu.org/software/coreutils/> Report paste translation bugs to <http://translationproject.org/team/> COPYRIGHT
Copyright (C) 2017 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>. This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. SEE ALSO
Full documentation at: <http://www.gnu.org/software/coreutils/paste> or available locally via: info '(coreutils) paste invocation' GNU coreutils 8.28 January 2018 PASTE(1)
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