Replace characters in string with awk gsub Post: 302886196

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Replace characters in a string using their ascii value

Hi All, In the HP Unix that i'm using when i initialise a string as Stalled="'30�G'" Stalled=$Stalled" '30�C'", it is taking the character � as a comma. I need to grep for 30�G 30�C in a file and take its count. But since this character � is not being understood, the count returns a zero. The...

2. Shell Programming and Scripting

search and replace characters in one string

I have lines like: Dog Cat House Mouse Dog Cat House Mouse Dog Cat House Mouse Dog Cat House Mouse I'd like to replace characters only in $3. H -> Z s -> W e -> x Resulting in something like (where $1, $2, and $4 are not changed): Dog Cat ZouWx Mouse Dog Cat ZouWx Mouse...

3. Shell Programming and Scripting

gsub in Awk to capture count of replaced characters

Hi , I am working on a script to replace special characters in ASCII file with '?'. We need to get count of replaced characters from file. I am new to Awk and i read, # The gsub function returns the number of substitutions made. I was trying to replace characters with below...

4. Shell Programming and Scripting

awk and gsub - how to replace only the first X occurrences

I have a text (text.txt) and I would like to replace only the first 2 occurrences of a word (but I might need to replace more): For example, if text is this: CAR sweet head hat red yellow CAR book brown tiger CAR cow CAR CAR milk I would like to replace the word "CAR" with word...

5. Shell Programming and Scripting

Using of gsub function in AWK to replace space by underscore

I must design a UNIX script to monitor files whose size is over a threshold of 5 MB in a specific UNIX directory I meet a problem during the for loop in my script. Some file names contain spaces. ls -lrt | awk '$5>=5000000 && length($8)==5 {gsub(/ /,"_",$9); print};' -rw-r--r-- 1 was61 ...

6. Shell Programming and Scripting

awk + gsub to search multiple input values & replace with located string + extra text

Hi all. I have the following command that is successfully searching for any one of the strings on all lines of a file and replacing it with the instructed value. cat inputFile | awk '{gsub(/aaa|bbb|ccc|ddd/,"1234")}1' > outputFile This does in fact replace any occurrence of aaa, bbb,...

7. Shell Programming and Scripting

Search & replace content using awk/gsub

Hi, I have two files master.txt & reference.txt. Sample below Master.txt 2372,MTS,AP 919848001104,Airtel,DL 0819,MTS,MUM 919849788001,Airtel,AP 1430,Aircel MP,20 Reference.txt 2372,919848701430,46467 919848002372,2372,47195 2372,919849788001,59027 0819,028803,1 0819,029801,1...

8. Shell Programming and Scripting

Search & Replace content of files using gsub in awk

Hi,I have 2 files master.txt & reference.txt as shown below & i require o/p as mentioned in file 3 using awk but content is not replacing properlymaster.txt:...

9. Shell Programming and Scripting

Help to replace the string with special characters

{"name":"alR_pl-ENVIRONMENT_192_168_211_123_sDK_PROVISION_7","description":"aLR_pl-ENVIRONMENT_192_168_211_123_sDK_PROVISION_7","json_class":"Chef::Role","default_attributes":{},"override_attributes":{"yoapp":{"jboss":"5.1.0","port":"2243","warname":"soap","datacenter":"alR","ip":"192.168.211.123","...

10. Shell Programming and Scripting

awk gsub command to replace multiple spaces

Hi Forum. I'm trying to cleanup the following data elements (To remove any occurences of commas and any extra spaces) while preserving the <TAB> delimiter using awk gsub but I have not been successful. Original Data: 4365 monte des source rue,, ,<TAB>trevost<TAB>QC Desired Data:...

LEARN ABOUT NETBSD

chdist

CHDIST(1)																 CHDIST(1)

NAME

       chdist - script to easily play with several distributions

SYNOPSIS

       chdist [options] [command] [command parameters]

DESCRIPTION

       chdist is a rewrite of what used to be known as 'MultiDistroTools' (or mdt). Its use is to create 'APT trees' for several distributions,
       making it easy to query the status of packages in other distribution without using chroots, for instance.

OPTIONS

       -h, --help
	   Provide a usage message.

       -d, --data-dir DIR
	   Choose data directory (default: $HOME/.chdist/).

       -a, --arch ARCH
	   Choose architecture (default: `dpkg --print-architecture`).

       --version
	   Display version information.

COMMANDS

       create DIST [URL RELEASE SECTIONS]
	   Prepare a new tree named DIST

       apt-get DIST <update|source|...>
	   Run apt-get inside DIST

       apt-cache DIST <show|showsrc|...>
	   Run apt-cache inside DIST

       apt-rdepends DIST [...]
	   Run apt-rdepends inside DIST

       src2bin DIST SRCPKG
	   List binary packages for SRCPKG in DIST

       bin2src DIST BINPKG
	   List source package for BINPKG in DIST

       compare-packages DIST1 DIST2 [DIST3, ...]
       compare-bin-packages DIST1 DIST2 [DIST3, ...]
	   List versions of packages in several DISTributions

       compare-versions DIST1 DIST2
       compare-bin-versions DIST1 DIST2
	   Same as compare-packages/compare-bin-packages, but also runs dpkg --compare-versions and display where the package is newer.

       compare-src-bin-packages DIST
	   Compare sources and binaries for DIST

       compare-src-bin-versions DIST
	   Same as compare-src-bin-packages, but also run dpkg --compare-versions and display where the package is newer

       grep-dctrl-packages DIST [...]
	   Run grep-dctrl on *_Packages inside DIST

       grep-dctrl-sources DIST [...]
	   Run grep-dctrl on *_Sources inside DIST

       list
	   List available DISTs

COPYRIGHT

       This program is copyright 2007 by Lucas Nussbaum and Luk Claes. This program comes with ABSOLUTELY NO WARRANTY.

       It is licensed under the terms of the GPL, either version 2 of the License, or (at your option) any later version.

Debian Utilities						    2013-12-23								 CHDIST(1)