awk search/replace specific field, using variables for regexp & subsitution then overwrite file Post: 302704401

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1. Shell Programming and Scripting

search and replace using awk with variables

Hi, I have been trying to use awk with variables that needs to search for a pattern and replace it with another pattern, the patterns are supplied in a variable. I have tried several different ways without success and hope that someone can help me. Here are the details echo $UPC 07007457809...

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hi, i am doing awk '{gsub("hello", "bye", $0); print}' test.dat but I want to actually store the results of this global change into the file test.dat itself, i.e. I don't want the results to come to stdout, I want the results to overwrite the initial file how can I do this? thanks

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I am writing a c++ program that has many calls of pow(input,2). I now realize that this is slowing down the program and these all should be input * input for greater speed. There should be a simple way of doing this replacement throughout my file with awk, but I am not very familiar with awk....

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AWK How to replace a field using 2 shell variables?

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Hi! I have a difficult problem, to step up a unknown version number in a text file, and save the file. It would be great to run script.sh and the version gets increased. Example the content of the textfile.txt hello version = x bye This include three steps 1. First find the char after...

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I'm trying to update a text file via sed/awk, after a lot of searching I still can't find a code snippet that I can get to work. Brief overview: I have user input a line to a variable, I then find a specific value in this line 10th field in this case. After asking for new input and doing some...

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awk search and replace in a targeted field instead of $0

Hi I would like to apply this gawk command: gawk '{$0=gensub(/\y+\y/,"","g"); print}' file not to the whole $0 but just to the part of $0 that is between: (a number)"> and </mrk> Is it possible? thanks for your help.

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awk to replace a specific field in certain condition

Hi, I have a file like below PRUM,67016800 ,CC ,C1,67016800 , ,Y,Y,2 ,CK,BX,FOX ,00000001,EA,00000001,20141120 00:00:00, ,N,Y,Y,CK ABCDEF...

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awk to assign points to variables based on conditions and update specific field

I have been reading old posts and trying to come up with a solution for the below: Use a tab-delimited input file to assign point to variables that are used to update a specific field, Rank. I really couldn't find too much in the way of assigning points to variable, but made an attempt at an awk...

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csv2po

csv2po(1)						      Translate Toolkit 1.9.0							 csv2po(1)

NAME

       csv2po - convert Comma-Separated Value (.csv) files to Gettext PO localization files

SYNOPSIS

       csv2po  [--version]  [-h|--help]  [--manpage]  [--progress  PROGRESS]  [--errorlevel  ERRORLEVEL] [-i|--input] INPUT [-x|--exclude EXCLUDE]
       [-o|--output] OUTPUT [-t|--template TEMPLATE] [--charset CHARSET] [--columnorder] [--duplicates DUPLICATESTYLE]

DESCRIPTION

       See: http://translate.sourceforge.net/wiki/toolkit/csv2po for examples and usage instructions

OPTIONS

       --version
	      show program's version number and exit

       -h/--help
	      show this help message and exit

       --manpage
	      output a manpage based on the help

       --progress
	      show progress as: dots, none, bar, names, verbose

       --errorlevel
	      show errorlevel as: none, message, exception, traceback

       -i/--input
	      read from INPUT in csv format

       -x/--exclude
	      exclude names matching EXCLUDE from input paths

       -o/--output
	      write to OUTPUT in po, pot formats

       -t/--template
	      read from TEMPLATE in pot, po, pot formats

       --charset
	      set charset to decode from csv files

       --columnorder
	      specify the order and position of columns (location,source,target)

       --duplicates
	      what to do with duplicate strings (identical source text): merge, msgctxt (default: 'msgctxt')

							      Translate Toolkit 1.9.0							 csv2po(1)

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1. Shell Programming and Scripting

search and replace using awk with variables

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awk search and replace and overwrite file

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awk search and replace field

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awk how to replace specific field with new value

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