Visit Our UNIX and Linux User Community


Search & Replace in Multiple Files by reading a input file


 
Thread Tools Search this Thread
Top Forums Shell Programming and Scripting Search & Replace in Multiple Files by reading a input file
# 8  
Old 08-14-2013
Try like this:

Code:
while read a b c; do sed -e "s/$a/$c/g" R*; done < INP

Code:
If output looks good , use -i to edit the file directly ( can not undo ) .

cat INP:
value1 = url1
value2 = url2
value3 = url3

cat R1:
value1
value2
value3

value4
value2

cat R2:
value1
value2
value5


Previous Thread | Next Thread
Test Your Knowledge in Computers #885
Difficulty: Easy
Denial of service attacks (DoS) are designed to make a machine or network resource unavailable to its intended users.
True or False?

10 More Discussions You Might Find Interesting

1. Linux

Search a template file and replace with input

Hi I have a CommonTemplateStop.template file . Inside the file i need to replace the variables DepName and CompInsName with the values(Trade and TradeIns) specified in the script. I have written the below .sh script in linux server which will read the .template file and has to replace the 2... (8 Replies)
Discussion started by: samrat dutta
8 Replies

2. 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:... (15 Replies)
Discussion started by: siramitsharma
15 Replies

3. Shell Programming and Scripting

Search & Replace: Multiple Strings / Multiple Files

I have a list of files all over a file system e.g. /home/1/foo/bar.x /www/sites/moose/foo.txtI'm looking for strings in these files and want to replace each occurrence with a replacement string, e.g. if I find: '#@!^\&@ in any of the files I want to replace it with: 655#@11, etc. There... (2 Replies)
Discussion started by: spacegoose
2 Replies

4. Shell Programming and Scripting

Script to find & replace a multiple lines string across multiple php files and subdirectories

Hey guys. I know pratically 0 about Linux, so could anyone please give me instructions on how to accomplish this ? The distro is RedHat 4.1.2 and i need to find and replace a multiple lines string in several php files across subdirectories. So lets say im at root/dir1/dir2/ , when i execute... (12 Replies)
Discussion started by: spfc_dmt
12 Replies

5. 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,... (2 Replies)
Discussion started by: dazhoop
2 Replies

6. Shell Programming and Scripting

Search & Replace in Multiple Files by reading a input file

Hi, I have a folder which contains multiple config.xml files and one input file, Please see the below format. Config Files format looks like :- Code: <application name="SAMPLE-ARCHIVE"> <NVPairs name="Global Variables"> <NameValuePair> ... (0 Replies)
Discussion started by: haiksuresh
0 Replies

7. Shell Programming and Scripting

Find & Replace string in multiple files & folders using perl

find . -type f -name "*.sql" -print|xargs perl -i -pe 's/pattern/replaced/g' this is simple logic to find and replace in multiple files & folders Hope this helps. Thanks Zaheer (0 Replies)
Discussion started by: Zaheer.mic
0 Replies

8. Shell Programming and Scripting

Create Multiple files by reading a input file and changing the contents

Being new to this area .I have been assigned a task which i am unable to do . Can any one please help me . Hi I have requirement where i have input file XYZ_111_999_YYYYMMDD_1.TXT and with header and series of Numbers and Footer. I want to create a mutiple output files with each file having a... (2 Replies)
Discussion started by: bhargavkr
2 Replies

9. Shell Programming and Scripting

Reading specific contents from 1 input files and appending it to another input file

Hi guys, I am new to AWK and unix scripting. Please see below my problem and let me know if anyone you can help. I have 2 input files (example given below) Input file 2 is a standard file (it will not change) and we have to get the name (second column after comma) from it and append it... (5 Replies)
Discussion started by: sksahu
5 Replies

10. UNIX for Dummies Questions & Answers

multiple input search and replace script

hi, i want to create a script that will search and replace the values inside a particular file. i have 5 files that i need to change some values inside and i don't want to use vi to edit these files. All the inputted values on the script below will be passed into the files. cho "" echo... (3 Replies)
Discussion started by: tungaw2004
3 Replies
QwtScaleArithmetic(3)						 Qwt User's Guide					     QwtScaleArithmetic(3)

NAME
QwtScaleArithmetic - Arithmetic including a tolerance. SYNOPSIS
#include <qwt_scale_engine.h> Static Public Member Functions static double ceil125 (double x) static double ceilEps (double value, double intervalSize) static int compareEps (double value1, double value2, double intervalSize) static double divideEps (double interval, double steps) static double floor125 (double x) static double floorEps (double value, double intervalSize) Detailed Description Arithmetic including a tolerance. Member Function Documentation double QwtScaleArithmetic::ceil125 (doublex) [static] Find the smallest value out of {1,2,5}*10^n with an integer number n which is greater than or equal to x Parameters: x Input value double QwtScaleArithmetic::ceilEps (doublevalue, doubleintervalSize) [static] Ceil a value, relative to an interval Parameters: value Value to ceil intervalSize Interval size See also: floorEps() int QwtScaleArithmetic::compareEps (doublevalue1, doublevalue2, doubleintervalSize) [static] Compare 2 values, relative to an interval. Values are 'equal', when : $ Parameters: value1 First value to compare value2 Second value to compare intervalSize interval size Returns: 0: if equal, -1: if value2 > value1, 1: if value1 > value2 double QwtScaleArithmetic::divideEps (doubleintervalSize, doublenumSteps) [static] Divide an interval into steps. $stepSize = (intervalSize - intervalSize * 10e^{-6}) / numSteps$.PP Parameters: intervalSize Interval size numSteps Number of steps Returns: Step size double QwtScaleArithmetic::floor125 (doublex) [static] Find the largest value out of {1,2,5}*10^n with an integer number n which is smaller than or equal to x. Parameters: x Input value double QwtScaleArithmetic::floorEps (doublevalue, doubleintervalSize) [static] Floor a value, relative to an interval Parameters: value Value to floor intervalSize Interval size See also: floorEps() Author Generated automatically by Doxygen for Qwt User's Guide from the source code. Version 5.2.2 Mon Aug 1 2011 QwtScaleArithmetic(3)

Featured Tech Videos