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1.2 Exploring Ruby with IRB

Let’s see how Ruby behaves by using IRB, the default Read, Eval and Print Loop — REPL, for short — to get a hold of Ruby’s Object Oriented approach to development.

Note: To exit out of IRB, type quit.

If you would like to find out more about using Vim, which is a combined text editor and command line, check out the Tuts+ course Venture Into Vim.