Johnathan Wagner wrote:
> What I wanted to do is, for example, want to find all 8's and change it
> to 5's.
> I am stuck on how I can use the string and search each char's to find
> the 8's and then change it. Also I would like to know if there is a for
> loop or something to go through each array and store it into a new
> string because there might be more than 3 lines. I have search through
> documentations and trying to find examples but there doesn't seem to be
> much help.
> 
> Any help, especially examples, would be appreciate. Thanks in advance.

The code below reads through your file, replaces 8's with 5's and then 
writes out the lines to a new file:

File.open("newfile,txt","w") do |out|
  File.open("myfile.txt").each do |line|
    out << line.gsub("8","5")
  end
end

-- 
Posted via http://www.ruby-forum.com/.