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azabaj/Grep enumerable

Created July 29, 2010 13:52
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Grep enumerable
["Test", "Foo", "Bar"].grep 'Foo' => ["Foo"]
["Test", "Foo", "Bar"].grep /ba/i => ["Bar"]
>> [nil, 1, "test", 2.5].grep Numeric => [1, 2.5]
>> [1,5,9,7].grep 5..7 => [5, 7]
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