how to replace a string/word in a text file in groovy

Question

Hello I am using groovy 2.1.5 and I have to write a code which show the contens/files of a directory with a given path then it makes a backup of the file and replace a word/

Answer 1

other simple solution would be following closure:

def replace = { File source, String toSearch, String replacement ->
        source.write(source.text.replaceAll(toSearch, replacement))
    }