Any number of arguments (splat, *)
def sum(*numbers : Int32)
puts typeof(numbers) # Tuple(Int32, Int32, Int32)
numbers.sum
end
res = sum(2, 3, 4)
puts res # 9
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*)def sum(*numbers : Int32)
puts typeof(numbers) # Tuple(Int32, Int32, Int32)
numbers.sum
end
res = sum(2, 3, 4)
puts res # 9