The method addEventListener() is provided in conjunction through EventTarget, i beg your pardon is a document Object model (DOM) implementation that can receive events like click, mouseover, submit, keydown, drag, and more. Occasions can be assumed of as the communication a user has with the web page or document.




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Conclusion

The addEventListener an approach is provided as a method for customers to interact with the web page or document. Null is the lack of a worth or object. When we contact on a selector that does not exist, or forget to encompass the period in course name or hash price in id as soon as invoking the querySelector methods, us can trigger the same error the null.


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