x = 'lions, tigers, and'
y = 'bears, oh my!'
z = '(from the "Wizard of OZ")'

[x, y, z] = Enum.sort([x, y, z])
IO.puts "x = #{x}\ny = #{y}\nz = #{z}\n"

x = 77444
y = -12
z = 0

[x, y, z] = Enum.sort([x, y, z])
IO.puts "x = #{x}\ny = #{y}\nz = #{z}"