Web Reference: In any version of Ruby, you can break a string into an array of one-character strings by using scan with a simple wildcard regular expression matching a single character: Chapter 2. Working with Strings Atoms were once thought to be fundamental, elementary building blocks of nature; protons were then thought to be fundamental, then quarks. Now we say the string is fundamental. —David Gross, professor of theoretical physics, Princeton University The Koans walk you along the path to enlightenment in order to learn Ruby. The goal is to learn the Ruby language, syntax, structure, and some common functions and libraries.
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