Login or Register to Ask a Question and Join Our Community


Shell Programming and Scripting

Bash string replace

Login to Discuss or Reply to this Discussion in Our Community

 
Thread Tools Search this Thread
Top Forums Shell Programming and Scripting Bash string replace
# 8  
Old 11-22-2009
Code:
# STRING="Hello World! word1 word2 AND another word3 at the END.";
# FILTERED=${STRING// word[1-9]/};
# echo "$FILTERED"
Hello World! AND another at the END.

Works on bash
# 9  
Old 11-22-2009
Ok thanks.

Code:
str="It's cold, very cold"
pattern=${str/cold/hot}
echo $pattern

Is possible to replace the second "cold" by "hot" and keep the first "cold" with extended globbing ?
# 10  
Old 11-23-2009
Code:
echo ${str%cold}hot

But I suspect that does not satisfy your question Smilie
# 11  
Old 11-23-2009
Quote:
Originally Posted by Scrutinizer
Code:
echo ${str%cold}hot

But I suspect that does not satisfy your question Smilie
It do, thanks.
The % char is used to read from the end of str ?
Login or Register to Ask a Question

Previous Thread | Next Thread

10 More Discussions You Might Find Interesting

1. UNIX for Beginners Questions & Answers

Search partial string in a file and replace the string - UNIX

I have the below string which i need to compare with a file and replace this string in the file which matches closely. Can anyone help me on this. string(Scenario 1)- user::r--,user::ourfrd:r-- String(Scenario 2)- user::r-- File **** # file: /local/Desktop/myfile # owner: me # group:... (6 Replies)
Discussion started by: sarathy_a35
6 Replies

2. Shell Programming and Scripting

[bash] - Replace blank and string in csv file

Hi all, i have a .csv file with only two columns, like: Login;Status Luca;S Marco; Stefano; Elettra;S Laura; ... I need to replace the blank space on Status column whit Enabled end, on the same column, S whit Disabled, like: Login;Status Luca;Disabled Marco;Enabled Stefano;Enabled... (10 Replies)
Discussion started by: kamose
10 Replies

3. UNIX for Advanced & Expert Users

BASH Internal : Replace pattern with string without external command

Morning, I'm trying step up my scripting game .. :rolleyes::confused::D Is there a way to do the replacement with an or without using an external command ? I did try but no joy. var=${var//\(|\)/} #!/bin/bash var="lulus.UbiRwidgets.com (10.1.1.1)" var=${var//\(/}... (5 Replies)
Discussion started by: popeye
5 Replies

4. Shell Programming and Scripting

sed or awk command to replace a string pattern with another string based on position of this string

here is what i want to achieve... consider a file contains below contents. the file size is large about 60mb cat dump.sql INSERT INTO `table1` (`id`, `action`, `date`, `descrip`, `lastModified`) VALUES (1,'Change','2011-05-05 00:00:00','Account Updated','2012-02-10... (10 Replies)
Discussion started by: vivek d r
10 Replies

5. UNIX for Dummies Questions & Answers

Replace a String using Bash

I'm going freakin crazy here! I've tried multiple attempts and configurationa and cannot get this to work. I have a file: private/etc/apt/sources.list.d/cydia.list I want to replace a string in this file: "deb http:name.of.address ./" with "deb http:name.of.other.address ./" The... (4 Replies)
Discussion started by: thazsar
4 Replies

6. Shell Programming and Scripting

replace (sed?) a string in file with multiple lines (string) from variable

Can someone tell me how I can do this? e.g: a=$(echo -e wert trewt ertert ertert ertert erttert erterte rterter tertertert ert) How do i replace the STRING with $a? I try this: sed -i 's/STRING/'"$a"'/g' filename.ext but this don' t work (2 Replies)
Discussion started by: jforce
2 Replies

7. Shell Programming and Scripting

Requesting help to replace a string by my bash script

Hello every1, I need help to replace a string in a file by my bash script. Find: log4j.appender.toLogFile.layout.ConversionPattern= %d %5p (%F:%L) - %m%n= %d %5p (%F:%L) - %m%n Replace: log4j.appender.toLogFile.layout.ConversionPattern= %d %5p (%F:%L) - %m%n I tried by sed, but kept... (7 Replies)
Discussion started by: titanic4u
7 Replies

8. Shell Programming and Scripting

Using sed to replace a string in file with a string in a variable that contains spaces

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)
Discussion started by: vivelafete
2 Replies

9. Shell Programming and Scripting

awk - replace number of string length from search and replace for a serialized array

Hello, I really would appreciate some help with a bash script for some string manipulation on an SQL dump: I'd like to be able to rename "sites/WHATEVER/files" to "sites/SOMETHINGELSE/files" within the sql dump. This is quite easy with sed: sed -e... (1 Reply)
Discussion started by: otrotipo
1 Replies

10. Shell Programming and Scripting

Search, replace string in file1 with string from (lookup table) file2?

Hello: I have another question. Please consider the following two sample, tab-delimited files: File_1: Abf1 YKL112w Abf1 YAL054c Abf1 YGL234w Ace2 YKL150w Ace2 YNL328c Cup9 YDR441c Cup9 YDR442w Cup9 YEL040w ... File 2: ... ABF1 YKL112W ACE2 YLR131C (9 Replies)
Discussion started by: gstuart
9 Replies
Login or Register to Ask a Question