Javascript Quiz: How well do you knowJavaScript 'this' in JS
Are you ready for another code challenge? Join me in this video as you test your coding knowledge with the simple quiz questions.
Don't forget to make your guess in the comments below.
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Answer: OPTION A: 'Rex makes a noise.'
Explanation:
In strict mode, the value of this inside a function that is not an object method is undefined.
Therefore, checkThis() returns undefined, and console.log(checkThis() === undefined) evaluates to true.