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at 

        # Array.at

(from ruby core)
---
    array.at(index) -> object

---

Returns the element at Integer offset `index`; does not modify `self`.
    a = [:foo, 'bar', 2]
    a.at(0) # => :foo
    a.at(2) # => 2

This is MURDOC! A Ruby documentation browser inspired by Smalltalk-80. It allows you to learn about Ruby by browsing through its class hierarchies, and see any of its methods.