Without the aid of the escape mechanism, how to put a raw string into a variable?
Hi guys and gals...
I have been racking my brains with this one and I can't find anything about it...
Consider the code and the results below:
Results on OSX 10.14.x:
As you can see saving a rawstring to disk and retrieving it again works but trying to force a rawstring without the escape mechanism fails catastrophically.
This is one of the USEFUL uses of 'cat' as it works admirably in this case but it requires I/O to do so...
I need to avoid the use of the escape mechanism inside the failing condition in case I want to __edit__ said rawstring inside any code.
I would like to know what is different about putting a rawstring into a variable using 'cat' and attempting to do so using hard coding.
Dear all,
I want below data to make it in column format.so i will see the data like this
cdrID teleServiceCode chargedPartyNumber ... ... ... ...
"egmailcom0w10ggzx00" 'sMS (5)' "716323770"
"m17ifi5z30w0z6o7200" 'sMS (5)' ... (7 Replies)
Hello all,
I have a string var which contains formatting characters at the end, it is a string with EScape sequences at the end of it.
How can I remove them so that I only keep the 'real' text?
I tried :
var1=${var1%%\033[0m}
does not seem to do the job ....
Please help
Thanks (2 Replies)
I want it to ouput "abcd", but it dosen't.
1 #include<stdio.h>
2 int main()
3 {
4 printf("a\x62cd");
5 }
6
gcc alarm.c -o alarm
alarm.c: In function 'main':
alarm.c:4:9: warning: hex escape sequence out of range
It seems that the complier joint "cd" as part of... (8 Replies)
I tried to parse data from switch configuration files
vlan 1727 name SQ5506-15 by port
tagged ethe 8/1 to 8/2
untagged ethe 1/13
!
vlan 2105 name SQ5620-7007(BR2) by port
tagged ethe 8/1 to 8/2
untagged ethe 1/17
!
interface ethernet 1/13
port-name SQ5506-15.nic0
rate-limit... (2 Replies)
How to store escape character in the variable.
Var=abc,def,ghi,jkl
echo ${Var} | sed -e "s/,/|\\\\./g;s/^/\\\\./g"
\.abc|\.def|\.ghi|\.hjk
Var1=`echo ${Var} | sed -e "s/,/|\\\./g;s/^/\\\./g"`
Actual:
-------
echo $Var1
.abc|.def|.ghi|.jkl
Expected:
---------
echo $Var1... (4 Replies)
Hi,
I am trying to read an Oracle listener log file line by line and need to separate the lines into several fields. The field delimiter for the line happens to be an asterisk.
I have the script below to start with but when running it, the echo command is globbing it to include other... (13 Replies)
Hello,
Below script works fine when I manually enter required information for each file. When it comes to shell in auto mode, it gives various errors.
I am under ubuntu 14.04 / trusty.
manual_run.sh:
#!/bin/bash
/usr/bin/ffmpeg -start_at_zero -copyts -i nicki.mp4 -c:v mpeg2video \
-b:v 500k... (3 Replies)
Debian 9 64x - LXDE
How can i disable escape sequences in a variable?
#!/bin/bash
#mainscript
. "./links.bash"
echo "$red_start This text should be red $color_end"#!/bin/bash
#links.bash
#colors
red_start="\eOutput that i get:
\e
Output expected:
This text should be... (5 Replies)
Discussion started by: int3g3r
5 Replies
LEARN ABOUT XFREE86
echo
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.
AUTHOR
Written by Brian Fox and Chet Ramey.
REPORTING BUGS
GNU coreutils online help: <http://www.gnu.org/software/coreutils/>
Report echo 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/echo>
or available locally via: info '(coreutils) echo invocation'
GNU coreutils 8.28 January 2018 ECHO(1)