01-14-2013
Use -e option with echo command to enable interpretation of the backslash-escaped characters.
RudiC mentioned in earlier post that diff commands syncs input lines. So I recommend using it to resolve issue with line 5 & 6.
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suppose one file
P1168S
P2150L
P85L
Q597R
R1097C
Another file
P2150L
P85L
Q597R
R1097C
R1379C
R1587K
Then output shud be
R1379C
R1587K
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Hi,
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89 /usr
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Hi there,
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ECHO(1) User Commands ECHO(1)
NAME
echo - display a line of text
SYNOPSIS
echo [SHORT-OPTION]... [STRING]...
echo LONG-OPTION
DESCRIPTION
Echo the STRING(s) to standard output.
-n do not output the trailing newline
-e enable interpretation of backslash escapes
-E disable interpretation of backslash escapes (default)
--help display this help and exit
--version
output version information and exit
If -e is in effect, the following sequences are recognized:
\ backslash
a alert (BEL)
backspace
c produce no further output
e escape
f form feed
new line
carriage return
horizontal tab
v vertical tab
NNN byte with octal value NNN (1 to 3 digits)
xHH byte with hexadecimal value HH (1 to 2 digits)
NOTE: your shell may have its own version of echo, which usually supersedes the version described here. Please refer to your shell's docu-
mentation for details about the options it supports.
GNU coreutils online help: <http://www.gnu.org/software/coreutils/> Report echo translation bugs to <http://translationproject.org/team/>
AUTHOR
Written by Brian Fox and Chet Ramey.
COPYRIGHT
Copyright (C) 2013 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
The full documentation for echo is maintained as a Texinfo manual. If the info and echo programs are properly installed at your site, the
command
info coreutils 'echo invocation'
should give you access to the complete manual.
GNU coreutils 8.22 June 2014 ECHO(1)