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All topics›JavaScript›Metaprogramming

A Fibonacci class you can spread

advancedlayer A3 · Metaprogramming3 tests

Write a class FibonacciUpTo whose constructor takes a max, and implements [Symbol.iterator] so spreading an instance gives every Fibonacci number up to and including max.

  • [...new FibonacciUpTo(10)] → [0, 1, 1, 2, 3, 5, 8]

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