method

each_with_index

Importance_1
v1_8_7_72 - Show latest stable - 1 note - Class: Enumerable::Enumerator
each_with_index() public

Iterates the given block for each elements with an index, which start from 0. If no block is given, returns an enumerator.

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October 10, 2009
2 thanks

Example

[5,6,7].each_with_index do |x,i|

puts "#{i} -> #{x}"

end

Outputs: 0 -> 5 1 -> 6 2 -> 7