Created
November 7, 2008 20:52
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| ~ $ irb | |
| >> a = lambda { |b| puts "hello"; s = b.call; puts 'goodbye'; s } | |
| => #<Proc:0x02263da4@(irb):5> | |
| >> b = lambda { puts 'middle' } | |
| => #<Proc:0x0226c7b0@(irb):2> | |
| >> a.call(b) | |
| hello | |
| middle | |
| goodbye | |
| => nil | |
| >> |
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