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mattbriancon/ruby-koans_test-slicing-arrays

Created August 16, 2011 04:58
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Why does this work?
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ruby-koans_test-slicing-arrays
ruby-1.9.2-p290 :001 > array = [:peanut, :butter, :and, :jelly]
=> [:peanut, :butter, :and, :jelly]
ruby-1.9.2-p290 :002 > array[4] # makes sense -- 4 is out of range
=> nil
ruby-1.9.2-p290 :003 > array[5,0] # makes sense -- 5 is out of range
=> nil
ruby-1.9.2-p290 :004 > array[4,0] # doesn't make sense -- 4 is still out of range...
=> []
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