I am trying to strip all leading and trailing spaces of a shell variable using either awk or sed or any other utility, however unscuccessful and need your help.
echo $SH_VAR | command_line Syntax.
The SH_VAR contains embedded spaces which needs to be preserved. I need only for the leading and... (6 Replies)
Hi all, I'm a newbie to the Linux world and I got a couple of shell script questions:
(1) How do combine two variables and make it equal to a third variable? For example, I got a variable $A=FirstName, $B=LastName, and I want to combine the variable into one variable so when you echo the final... (4 Replies)
Hi ,
i have to strip the spaces in the string which has the following value
ABC DEF
i want this to appear like this
ABC DEF
is there any spilt method?
please help....
Thanks (3 Replies)
Hi,
i call my shell like:
my_shell "my project name"
my script:
#!/bin/bash -vx
projectname=$1
sed s/'PROJECT_NAME ='/'PROJECT_NAME = '$projectname/ <test_config_doxy >temp
cp temp test_config_doxy
the following error occurres:
sed s/'PROJECT_NAME ... (2 Replies)
I have to pass a sentence in a file, the specs are as:
cat run | sed 's/SRT/'$8'/g' | sed 's/plength/68/g' | sed 's/stcol/'$5'/g' | sed 's/encol/'$6'/g' | sed 's/brdtype/'$1'/g' | sed 's/brdtxt/'$3'/g' | sed 's/demotxt/Total '$2'/g' | sed 's/bantxt/ban_'$7'/g' | sed 's/validcodes/'$4'/g' >... (15 Replies)
I need call expect script from shell script and pass values some of which could contain space. How to make expect to treat such values as one variable? (1 Reply)
Hello, could you please help with this one. I have an input file like this:
123,4567,89000
123456789,9876543,12
and for the output I need strings to be with the fixed length, let's say 15, and if the string is -lt 15 to be populated with blanks at the end until it reach 15, like this:
123 ,4567... (1 Reply)
Hi All,
I have been using a program on windows called AutoKey.
My environment at work is Linux and I have been experimenting with expect. Very powerful. I can move my AutoKey scripts to Linux using Expect once I am educated on how to read from a file using Expect.
My application would be... (1 Reply)
Hello,
I have a text file named "foreach.txt" which reads like ---
foreach cal ( 1 2 3 4 5 )
I am using a simple script which looks like ---
#!/bin/tcsh
foreach cal (1 2 3 4 5)
echo "$cal"
end
Is it possible to modify the script in such a way that instead of writing
foreach cal (1... (6 Replies)
Hi Guru,
I need some advice on how to add blank spaces to the code, rather than me just adding <space-bar spaces> which does not work.
Current output of the code
File System Backed Up - ALL_LOCAL_DRIVES
Daily - Incremental Backup Schedule - 1 Month Retention
• 7pm - PRD... (2 Replies)
Discussion started by: Junes
2 Replies
LEARN ABOUT HPUX
read
read(1) General Commands Manual read(1)NAME
read - read a line from standard input
SYNOPSIS
var ...
DESCRIPTION
reads a single line from standard input. The line is split into fields as when processed by the shell (refer to shells in the first field
is assigned to the first variable var, the second field to the second variable var, and so forth. If there are more fields than there are
specified var operands, the remaining fields and their intervening separators are assigned to the last var. If there are more vars than
fields, the remaining vars are set to empty strings.
The setting of variables specified by the var operands affect the current shell execution environment.
Standard input to can be redirected from a text file.
Since affects the current shell execution environment, it is usually provided as a normal shell special (built-in) command. Thus, if it is
called in a subshell or separate utility execution environment similar to the following, it does not affect the shell variables in the
caller's environment:
Options
recognizes the following options:
Do not treat a backslash character in any special way.
Consider each backslash to be part of the input line.
Opperands
recognizes the following operands:
var The name of an existing or nonexisting shell variable.
EXTERNAL INFLUENCES
Environment Variables
determines the internal field separators used to delimit fields.
RETURN VALUE
exits with one of the following values:
0 Successful completion.
>0 End-of-file was detected or an error occurred.
EXAMPLES
Print a file with the first field of each line moved to the end of the line.
while read -r xx yy
do
printf "%s %s
" "$yy" "$xx"
done < input_file
SEE ALSO csh(1), ksh(1), sh(1), sh-posix(1).
STANDARDS CONFORMANCE read(1)