Element: focusin event

The focusin event fires when an element is about to receive focus. The main difference between this event and focus is that focusin bubbles while focus does not.

The opposite of focusin is focusout.

HTML

<form id="form">
  <input type="text" placeholder="text input">
  <input type="password" placeholder="password">
</form>

JavaScript

const form = document.getElementById('form');

form.addEventListener('focusin', (event) => {
  event.target.style.background = 'pink';
});

form.addEventListener('focusout', (event) => {
  event.target.style.background = '';
});

Result

• Related events: blur, focus, focusout