<body>
  <div id="container">
    <button>Click me!</button>
  </div>
  <pre id="output"></pre>
</body>

const output = document.querySelector("#output");
function handleClick(e) {
  output.textContent += `You clicked on a ${e.currentTarget.tagName} element\n`;
}

const container = document.querySelector("#container");
const button = document.querySelector("button");

document.body.addEventListener("click", handleClick, { capture: true });
container.addEventListener("click", handleClick, { capture: true });
button.addEventListener("click", handleClick);

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External JavaScript

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