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add examples for array access methods

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Vijay Dev 2011-04-23 02:45:29 +05:30
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5
railties/guides/source/active_support_core_extensions.textile
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@ -2006,6 +2006,11 @@ Similarly, +from+ returns the tail from the element at the passed index on:
The methods +second+, +third+, +fourth+, and +fifth+ return the corresponding element (+first+ is built-in). Thanks to social wisdom and positive constructiveness all around, +forty_two+ is also available.
<ruby>
%w(a b c d).third # => c
%w(a b c d).fifth # => nil
</ruby>
NOTE: Defined in +active_support/core_ext/array/access.rb+.
h4. Random Access