Single Choice Easy

QWhat will be the output of the following JavaScript code?

let a = 12;
function show() {
    var a = 22;
    console.log(a);
}
show();

ID: #20279 Block scope in JavaScript 70 views
Question Info
#20279Q ID
EasyDifficulty
Block scope in JavaScriptTopic

Choose the Best Option

Click any option to instantly check if you're correct.

  • A 10
  • B 22
  • C Undefined
  • D Error
Correct Answer

Explanation


22

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