Markus <markus / reality.com> wrote: > I am not sure exactly what you are asking, so I will offer multiple > suggestions and you can see what works best for you: Thanks for your answer, i need to clarify... I want, from a given file, output to a new file the lines containing a word (the example was "Bourgogne") given as the third arg of the script. Notice i'm able to do that in a "static" way that's to say changing the word in the script's regexp, what i don't know is the correct syntax to replace this word by a variable in the regexp, the variable being a String (ARGV[2].to_s). -- yt