If you pass a numeric parameter to first or last, you'll get that number of items from the start or the end of the array : first « Array « Ruby

1. Ruby
2. Array
3. first

If you pass a numeric parameter to first or last, you'll get that number of items from the start or the end of the array

x = [1, 2, 3]
puts x.first(2).join("-")

 

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