10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
i have something like this
tablesName="abc def hij akn ... etc etc"
for i in $tablesName
echo -en "\b\b\b\b\b\b\b\b\b\b\b\b\bTableCount: $count"
count=`expr $count + 1`
the above is just a description wha i need is when the loop executes
the... (1 Reply)
Discussion started by: vivek d r
2. Shell Programming and Scripting
My Perl script reads input from stdin and prints it out to stdout. After I read input I use BACKSPACE to erase characters. However BACKSPACE does not work with Unicode characters that are multi-bytes. On screen the character is erased but underneath only one byte is deleted instead of all... (3 Replies)
Discussion started by: tdw
3. Shell Programming and Scripting
I am trying to find a meaning to this echo escape character:
echo -e "\b"
Can someone tell me or give me examples of the effect that this has when used. I know that \b is the backspace, but I cannot visualise it use like any other escape such as:
echo -e "\n"
--Willie (10 Replies)
Discussion started by: willie
4. UNIX Desktop Questions & Answers
Hi gurus, i use vi editor. when I want search something I Type / (or ? if i want search backward), that is OK.
But when i make mistake in searching string how can i delete character ?
I tried bacskpase but did not work (gives just strange characters).
Also tried shift+bacskspace but this only... (3 Replies)
Discussion started by: wakatana
5. UNIX for Dummies Questions & Answers
I am using a script which is as follows: It reads a character.
I want to check if the character is a backspace character or some other character.
read -n 1 x
if ; then
echo "backspace detected"
echo "some other character"
Thanks in advance. (1 Reply)
Discussion started by: anandkumar
In solaris if i have to delete something from shell i need to use ctrl+H, coz if i use backspace it shows ^?. Can any one please tell me how to set backspace key so that i can delete any character directly instead of using Ctrl+h.
Second Q is like in linux for going to recent command, i... (10 Replies)
Discussion started by: sarbjit
7. Shell Programming and Scripting
I have a script that asks a user for a few question.
I would like the users to be able to use the backspace key if they make a mistake. Right now when they try they get ^? instead of it backing up.
As you can see here from a stty -a the backspace is set...
speed 38400 baud;
rows = 42;... (2 Replies)
Discussion started by: LRoberts
8. UNIX for Dummies Questions & Answers
Hello, I am a UNIX newbie. With that out of that way..
In order to delete a mistyped character, I need to press control+h to move the cursor to the left, and then overwrite it. If I try hitting the backspace key, it just brings me to a new prompt.
Is there a way to change it so that my... (1 Reply)
Discussion started by: martinp973
I have this in my .profile:
stty erase `tput kbs`
which sets erase to ^H for a vt and ^? for an xterm.
This has been fine up until now on all systems whether I login using a vt terminal emulator or an xterm.
On this new system though, if I log in directly using an xterm, backspace doesn't... (1 Reply)
Discussion started by: Runrig
10. Shell Programming and Scripting
I've written a Perl script that prompts for asnwers to questons. At those prompts, the backspace key shows up as ^H^H.
I would like the users to have the ablility to use the backspace key. I'm running bash shell and don't otherwise have this problem.
Any help would be greatly... (4 Replies)
Discussion started by: Atama
ECHO(1) User Commands ECHO(1)
echo - display a line of text
echo [SHORT-OPTION]... [STRING]...
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
output version information and exit
If -e is in effect, the following sequences are recognized:
a alert (BEL)
c produce no further output
f form feed
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.
Written by Brian Fox and Chet Ramey.
GNU coreutils online help: <http://www.gnu.org/software/coreutils/>
Report echo translation bugs to <http://translationproject.org/team/>
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.
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)