Convert a two-dimensional array to a hash : Multidimensional Arrays « Array « Ruby






  1. Ruby
  2. Array
  3. Multidimensional Arrays

Convert a two-dimensional array to a hash


squares = [[1,1], [2,4], [3,9]]

results = {}
squares.each { |k,v| results[k] = v }
p results                                             # => {1=>1, 2=>4, 3=>9}

p squares.inject({}) { |h, kv| h[kv[0]] = kv[1]; h }  # => {1=>1, 2=>4, 3=>9}








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