Created
February 6, 2013 03:33
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| irb(main):001:0> def x() | |
| irb(main):002:1> return 2 | |
| irb(main):003:1> end | |
| => nil | |
| irb(main):004:0> x = 1 | |
| => 1 | |
| irb(main):005:0> x | |
| => 1 | |
| irb(main):006:0> x() | |
| => 2 | |
| irb(main):007:0> x | |
| => 1 |
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