<button id="event-button">event</button>
<input type="text" id="event-input">
function onClickHandler(event) {
  console.log(event)
}

function onKeypressHandler(event) {
  console.log(event)
}

document.querySelector('#event-button').addEventListener('click', onClickHandler)

document.querySelector('#event-input').addEventListener('keypress', onKeypressHandler)

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External JavaScript

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