One of the most commonly used data structures in Ruby is a Ruby Array, and below we see various methods of initializing a ruby array.
Your task is to initialize three different variables as explained below.
- Initialize an empty array with the variable name
array
Hint
array = Array.new
or
array = []
- Initialize an array with exactly one
nil
element in it with the variable namearray_1
Hint
array_1 = Array.new(1)
or
array_1 = [nil]
- Initialize an array with exactly two elements with value
10
in it using the variable namearray_2
.
Hint
array_2 = Array.new(2, 10)
or
array_2 = [10, 10]