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March 22, 2022 03:21 am GMT

JS Interview Question 2 (Accidental Global Variable)

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Revise Accidental Global Variable concepts to answer this questions.

What is the output the following code?

function getNumber() {        var a = b = 2;        a++;        return a;      }      console.log(typeof a);      console.log(typeof b);

To know the answer click here

What is the output the following code?

 function getNumber() {        var a = b = 2;        a++;        return a;      }      getNumber();      console.log(typeof a);      console.log(typeof b);

To know the answer click here


Original Link: https://dev.to/learndaily1/js-interview-question-2-accidental-global-variable-4fjb

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