appending strings to variable


 
Thread Tools Search this Thread
Top Forums Shell Programming and Scripting appending strings to variable
# 1  
Old 05-20-2008
appending strings to variable

is it possible?

as i keep reading a file, i want one particular variable to keep storing the line that i've read so far
# 2  
Old 05-20-2008
Code:
var=${var}morestuff

Maybe you even want a newline between the old value and morestuff?

Code:
var=${var}'
'morestuff

That looks weird but it works.
This User Gave Thanks to era For This Post:
Login or Register to Ask a Question

Previous Thread | Next Thread

10 More Discussions You Might Find Interesting

1. UNIX for Dummies Questions & Answers

appending running numbers on a variable

hi guys, would appreciate some help here. I need to append running numbers using sed onto a variable that contain a list of IP addresses. I'm basically stuck on the running number part. e.g. 1. 10.0.0.1 2. 10.0.0.2 3. 10.0.0.3 (10 Replies)
Discussion started by: jazzaddict
10 Replies

2. Shell Programming and Scripting

Appending value to variable

I have a Query! by using command cat >> file1 we can append data's to a already existing file, Similarly is it possible to append a data to a variable. Thanks in Advance!! (2 Replies)
Discussion started by: gwgreen1
2 Replies

3. Shell Programming and Scripting

appending two strings

Hi, I have a small doubt. Here is the code snippet for which the output that I'm getting are a bit surprising. testing.sh #!/bin/sh arg_1=$1 echo "arg passed by user is:${arg_1}" mapping=`grep ${arg_1}= testing.conf | awk -F"=" '{print $2}'` echo "mapping is $mapping"... (4 Replies)
Discussion started by: badrimohanty
4 Replies

4. Shell Programming and Scripting

Appending data into a variable

Hi, I would like to know if it's possible to append data into a variable, rather than into a file. Although I can write information into a temporary file in /tmp, I'd rather if possible write into a variable, as I don't like the idea that should my script fail, I'll be polluting the server with... (5 Replies)
Discussion started by: michaeltravisuk
5 Replies

5. Shell Programming and Scripting

Need assistance with appending strings using sed and variables

HI, Can't seem to find anything on the forums to fix this. I have a file, one line within this will not have a specific string at the end. I have the string, but need to append it to the specific line which has it missing. I need to use a variable for this, $string - I am using double... (13 Replies)
Discussion started by: mandriver
13 Replies

6. Shell Programming and Scripting

appending strings

Hi , while trying to append two strings, it is not properly coming. my code will be like this str1=_TrackingEAR srt2=1.0.0-20080523.155438-12 i am trying to build str3=$str1$str2.tgz but it is appending the last value ot the begingin of the string , but i expect to the end of the... (1 Reply)
Discussion started by: scorpio
1 Replies

7. Shell Programming and Scripting

appending space to variable

Hi I need to write a script where there the user enters 3 input parameter variable number the program should ask the user left or right if it is left , the number specified that many spaces should be added to the value in front of the value and saved in the samee variable itself and if it is... (5 Replies)
Discussion started by: viv1
5 Replies

8. Shell Programming and Scripting

Appending to a variable?

Hey, I'm creating a custom useradd script, and I'm giving the option to add secondary groups. Basically what I want to do is ask for the name of the group, you type in the group you want to add, it assigns that group name to the variable $sgroup. Then the scripts asks if you want add another. If... (0 Replies)
Discussion started by: paqman
0 Replies

9. Shell Programming and Scripting

appending spaces to a variable

Hi All, I have a requirement, in which i have to append some spaces to the variable, and then send it to another function. I am new to the UNIX shell programming. Ultimately the length of the string should be 40 characters. exp: Login = "rallapalli" (length = 10) i have to append 30 spaces to... (2 Replies)
Discussion started by: rallapalli
2 Replies

10. UNIX for Dummies Questions & Answers

appending strings in the files

I have some files created by a process in UNIX. I wanted to do some file processing: 1. I want to append a string "EOF" as the first word on the last line of all the files except the last file. 2.Similarly, I want to append "BOF" string as the first word to all the files except the first... (2 Replies)
Discussion started by: vijaylak
2 Replies
Login or Register to Ask a Question

Featured Tech Videos