In Section 14.4.1 we claimed that nested blocks in Ruby were part of the named scope in which they appear. Verify this claim by running the following Ruby script and explaining its output:

Now comment out the second line (y = 2) and run the script again. Explain what happens. Restate our claim about scoping more carefully and precisely.

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def foo(x) y = 2 bar = proc { print x, "\n" y = 3 } bar.call() print y, "\n" end foo (3)