jericrealubit/questions.md

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Created November 9, 2017 23:59

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Interesting coding questions

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questions.md

What will it be?

Javascript

// Without running these in the browser, can you tell what each of the following would return?
['1', '2', '3', '4'].map(parseInt);

(new Array(2)).map(function() {
  return 1;
});