Creating an Array with a Block : Array Creation « Array « Ruby

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Ruby » Array » Array Creation   Creating an Array with a Block # use a block with new, populating each element with what the block evaluates to num = Array.new(10) { |e| e = e * 2 }   Related examples in the same category 1.  Creating Arrays with the new class method: 2.  Array.new creates an empty array, represented as [], named months. 3.  set the size of an array (the number of elements in an array) 4.  return the size of an array with either the size or length method 5.  assign an object (such as a string) to each element in the array 6.  takes a range as an argument to create an array of digits. 7.  if you submit a set of strings, Array accepts them as a single, concatenated element. 8.  A basic array with [] 9.  To create an array, you use the [] operator 10.  store text strings as well as numbers in arrays 11.  Creates a array with the Array class's new method: array2 = Array.new 12.  Arrays don't need to be set up with predefined entries or have elements allocated manually. 13.  Examples of the methods provided by Enumerable 14.  Define an array of strings is with the %w notation.

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