Modern JavaScript from the Beginning - Second Edition - Get Elements by Tag - jsdom

Modern JavaScript from the Beginning - Second Edition - Get Elements by Tag - jsdom

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Interactive Video

Information Technology (IT), Architecture

University

Hard

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The video tutorial introduces testing DOM elements using Jest in Node.js. It covers creating a function called getElementsByTag, which retrieves elements by tag name from a root element. The tutorial explains implementing basic checks, handling child nodes recursively, and setting up the Jest environment for testing. It concludes with testing the function and a preview of the next video on finding duplicate IDs.

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OPEN ENDED QUESTION

3 mins • 1 pt

What new insight or understanding did you gain from this video?

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