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bash function to search and replace in all files with special extension recursively

Pretty much, the code is below. It is a part of my function collection for the bash.

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Replaces a string in all files in given path and below

taken from: http://www.cyberciti.biz/faq/unix-linux-replace-string-words-in-many-files/

taken from: http://stackoverflow.com/questions/4437901/find-and-replace-string-in-a-file

taken from: http://stackoverflow.com/questions/7450324/how-do-i-replace-a-string-with-another-string-in-all-files-below-my-current-dir

#

@author stev leibelt artodeto@arcor.de

@since 2013-7-30

#

function netbazzlinereplacestringin_files () { if [[ $# -lt 3 ]]; then echo 'invalid number of arguments provided' echo 'command search replace fileextension [path]' return 1 fi

if [[ $# -eq 4 ]]; then
    find "$4" -name "*.$3" -type f -exec sed -i 's/'"$1"'/'"$2"'/g' {} \;
else
    find . -name "*.$3" -type f -exec sed -i 's/'"$1"'/'"$2"'/g' {} \;
fi

}

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