Why doesn't the code work?

  • 0
    let a = parseInt ();
    console.log (a);
    if (a === NaN) {
    console.log (3);
    }
    why is the number 3 not displayed?
    JavaScript Olivia Lambert, Dec 17, 2019

  • 1 Answers
  • 0
    due to the peculiarity of the meaning

    you can read here about the feature and how you can check such values.

    isNaN
    Anonymous

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