Selecting The Array Index With The Maximum Value
by Kyle on · Posted in Ruby
To find the index for the maximum value in an array, two array methods are chained together, Enumerable#each_with_index and Enumerable#max.
a = [3,4,5,2] a.each_with_index.max #=> [5, 2] a.each_with_index.min #=> [2, 3]
