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trak3r/ruby-commas.irb

Created August 15, 2012 15:49
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ruby-commas.irb
ruby-1.9.2-p0 :001 > nested_arrays = [[1,2,3],4,5,6]
=> [[1, 2, 3], 4, 5, 6]
ruby-1.9.2-p0 :002 > x = nested_arrays.first.first
=> 1
ruby-1.9.2-p0 :003 > x
=> 1
ruby-1.9.2-p0 :004 > (z,), = nested_arrays
=> [[1, 2, 3], 4, 5, 6]
ruby-1.9.2-p0 :005 > z
=> 1
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