Get In

data = { an_outer: "hash",
         with_another: {
             inner: "hash",
             and_another: {
                 inside: "that"
             }
         }
}

array = [:with_another, :and_another, :inside]

def get_in(data,array)
    if array.size > 1
      key = array.shift
      get_in(data[key], array)
    else
      p data.values.first
    end
end

get_in(data,array)