Element: focusin event

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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.

Bubbles Yes
Cancelable No
Interface FocusEvent
Event handler property onfocusin
Sync / Async Sync
Composed Yes

Examples

Live example

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

Specifications

Specification Status Comment
UI Events Working Draft Added info that this event is composed.
Document Object Model (DOM) Level 3 Events Specification Obsolete Initial definition

Browser compatibility

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
focusin eventChrome Full support YesEdge Full support YesFirefox Full support 52IE Full support YesOpera Full support YesSafari Full support YesWebView Android Full support YesChrome Android Full support YesFirefox Android Full support 52Opera Android Full support YesSafari iOS Full support YesSamsung Internet Android Full support Yes

Legend

Full support  
Full support

See also