How to remove all non - ASCII characters from a string in Ruby

Question

I seems to be a very simple and much needed method. I need to remove all non ASCII characters from a string. e.g © etc. See the following example.

#coding: utf-         


        

Answer 1

Strip out the characters using regex. This example is in C# but the regex should be the same: How can you strip non-ASCII characters from a string? (in C#)

Translating it into ruby using gsub should not be difficult.