Newbie: add few lines to file ..?

Ruby
1

Hi!

I try to write code which adding extra lines to my file

ruby -e 'readlines.each{… } ’ myfile_name~ > myfile_name

How to make it. I should use readlines…?

2

newman wrote:

Hi!

I try to write code which adding extra lines to my file

File.open(‘data.txt’, ‘a’) do |file|
file.puts(‘hello world’)
end

3

Yeah, as 7stud says, open the file with the append flag…

You should look through the docs of the File class, and possibly
Google? They’re suprisingly useful…

Regards,
Lee

4

newman wrote:

I try to write code which adding extra lines to my file

ruby -e 'readlines.each{… } ’ myfile_name~ > myfile_name

Replace the > with a >> and the output of your script will be appended
to
myfile_name instead of replacing it.

HTH,
Sebastian