Created
November 13, 2010 13:34
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Ruby metaclass example
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| class Greeter | |
| def say_hello | |
| puts 'Hello World!' | |
| end | |
| end | |
| g1 = Greeter.new | |
| g2 = Greeter.new | |
| class << g2 | |
| def say_hello | |
| puts 'Hallo Verden!' | |
| end | |
| end | |
| g1.say_hello # Outputs "Hello World!" | |
| g2.say_hello # Outputs "Hallo Verden!" |
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