473,395 Members | 1,956 Online
Bytes | Software Development & Data Engineering Community
Post Job

Home Posts Topics Members FAQ

Join Bytes to post your question to a community of 473,395 software developers and data experts.

Need help with sed command

1
I have a string: "grep envname text"

I need to remove "envname" from the string, so it can become only "grep text".

Does anyone know how to do it ? thanks in advance.

-Clai
Sep 26 '07 #1
3 1606
ghostdog74
511 Expert 256MB
Expand|Select|Wrap|Line Numbers
  1. echo "grep envname text" | awk '{print $1,$3}'
  2.  
Sep 27 '07 #2
tdob
4
Expand|Select|Wrap|Line Numbers
  1. echo "grep envname text" | sed "s/\(grep\)\ \(envname\)\ \(text\)/\1 \3/g"
  2.  
Oct 1 '07 #3
I have a string: "grep envname text"

I need to remove "envname" from the string, so it can become only "grep text".

Does anyone know how to do it ? thanks in advance.

-Clai

Hey,

use the following command.......


echo "grep envname text" > test | cat test | sed -e 's/envname//'


rgds
Souvik
Oct 16 '07 #4

Sign in to post your reply or Sign up for a free account.

Similar topics

1
by: me | last post by:
I have been looking online for a year, and cant find one. I used to use the int86() command in dos command-line mode, but it can't work in linux. I am using Allegro to make my program work, but I...
1
by: Sparhawk | last post by:
Hi, I want to integrate a code beautifier for C++ in the development process of my company. There are many beautifiers around which would meet our formatting requirements (SourceFormatX,...
7
by: Ben Bean | last post by:
Yes, the online documentation is EXcellent! So I will be using the php.exe in command line mode VERY SOON! I will readily pick up on ALL of the wonderful ways to parse an input file and send output...
7
by: cbielins | last post by:
So yea... I rm-ed a rlv that our TS_FACT2 tblspace was using. So our db went to the crapper. The tblspace didn't have any pertinent info, so I'm ok with dropping the tblspace and starting over. ...
1
by: Chua Wen Ching | last post by:
Hi there, I have some problems when reading XML file. 1. First this, is what i did, cause i can't seem to read "sub elements or tags" values, so i place those values into attributes like this....
5
by: HSP | last post by:
hi. i need to restore an old database. The db was backed up using a DLT drive, using 2 volumes. The content for the tapes was copied to file onto Solaris machine using rsh and dd (for backup...
13
by: PinkBishop | last post by:
I am using VS 2005 with a formview control trying to insert a record to my access db. The data is submitted to the main table no problem, but I need to carry the catID to the bridge table...
4
by: ohaqqi | last post by:
Hi everybody. I haven't programmed anything in about 8 years, I've read up a little bit on C and need to write a shell in C. I want to use strtok() to take an input from a user and parse it into the...
2
by: kya2 | last post by:
I am not able to create following store procedure. CREATE PROCEDURE DBSAMBA.InsertDeleteBatch(OUT norows INT ) RESULT SETS 1 LANGUAGE SQL BEGIN part1 DECLARE TOTAL_LEFT INT DEFAULT 0; ...
3
by: Eric_Dexter | last post by:
I am trying to take some data in file that looks like this command colnum_1 columnum_2 and look for the command and then cange the value in the collum(word) number indicated. I am under...
0
by: Charles Arthur | last post by:
How do i turn on java script on a villaon, callus and itel keypad mobile phone
0
by: ryjfgjl | last post by:
In our work, we often receive Excel tables with data in the same format. If we want to analyze these data, it can be difficult to analyze them because the data is spread across multiple Excel files...
0
BarryA
by: BarryA | last post by:
What are the essential steps and strategies outlined in the Data Structures and Algorithms (DSA) roadmap for aspiring data scientists? How can individuals effectively utilize this roadmap to progress...
1
by: nemocccc | last post by:
hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?
0
by: Hystou | last post by:
There are some requirements for setting up RAID: 1. The motherboard and BIOS support RAID configuration. 2. The motherboard has 2 or more available SATA protocol SSD/HDD slots (including MSATA, M.2...
0
marktang
by: marktang | last post by:
ONU (Optical Network Unit) is one of the key components for providing high-speed Internet services. Its primary function is to act as an endpoint device located at the user's premises. However,...
0
Oralloy
by: Oralloy | last post by:
Hello folks, I am unable to find appropriate documentation on the type promotion of bit-fields when using the generalised comparison operator "<=>". The problem is that using the GNU compilers,...
0
by: Hystou | last post by:
Overview: Windows 11 and 10 have less user interface control over operating system update behaviour than previous versions of Windows. In Windows 11 and 10, there is no way to turn off the Windows...
0
agi2029
by: agi2029 | last post by:
Let's talk about the concept of autonomous AI software engineers and no-code agents. These AIs are designed to manage the entire lifecycle of a software development project—planning, coding, testing,...

By using Bytes.com and it's services, you agree to our Privacy Policy and Terms of Use.

To disable or enable advertisements and analytics tracking please visit the manage ads & tracking page.