From: Infinit Blue <infinitblue@...>
Date: 2008-04-09T01:08:18+09:00
Subject: How to modify the param value  in block

For example I hv the following code:

def test
  n = 1
  yield(n)
  puts n
end

--------
test {|x| x = x + 1; puts x}

the output is:
2
1

How can I modify the parameter x in block?

Appreciate for your help.
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