From: Suraj Kurapati <snk@...>
Date: 2009-04-18T05:28:25+09:00
Subject: Re: simple (?) question regarding the "&&" and "and" operators

Sebastian Hungerecker wrote:
> foo = ARGV[0] or default_value

Be careful.  "or" has low precedence!

irb(main):001:0> default_value = 12
=> 12
irb(main):002:0> foo = ARGV[0] or default_value
=> 12
irb(main):003:0> foo
=> nil
irb(main):004:0> foo = ARGV[0] || default_value
=> 12
irb(main):005:0> foo
=> 12
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