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Adding a sensor element

In the last video, we made it so only the first four of our search results were rendered.

Now what we want to do is make is to that when we scroll to the bottom of the page, we add the next 4 items to the products array. We'll do this by adding a sensor element.

Sensor element

How can we use JavaScript and browser APIs to detect if the user has reached the bottom of the page?

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