Replace all instances of a string in a file

Shell script to replace all instances of a string in a file on Linux & Windows.

  • On Linux via bash script

    sed “s/$stringToReplace/$replaceWith/g” $File_Name > $File_Name

  • On Windows using Powershell

    ( get-content $File_Name ) | % { $_ -replace $stringToReplace, $replaceWith } | set-content $File_Name

  • On Windows using Batch

    set str=teh cat in teh hat
    echo.%str%
    set str=%str:teh=the%
    echo.%str%

    Script Output:
    teh cat in teh hat
    the cat in the hat

  • On Windows or Linux using Perl

    perl -pi.orig -e “s///g;”

  • On Windows or Linux using Python

Source:

  1. http://stackoverflow.com/questions/60034/how-can-you-find-and-replace-text-in-a-file-using-the-windows-command-line-envir




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