Does event delegation use bubbling?
Yes. Event delegation relies on event bubbling.
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More FAQs in What Is Event Delegation in JavaScript?
It reduces the number of event listeners and improves performance.
Yes. That is one of its major advantages.
Using event bubbling to handle events for multiple children with a single listener on the parent. When a child is clicked, the event bubbles to the parent, which checks e.target to determine which child was clicked.
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