GlobalEventHandlers.onclose

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2022.

送至視窗的 close event 的處理器(handler)。(不支援 Firefox 2 及 Safari)

語法

window.onclose = funcRef;

參數

  • funcRef 為函式的參照。

範例

js
window.onclose = resetThatServerThing;

規範

Specification
HTML
# event-close

瀏覽器相容性

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
close event

Legend

Tip: you can click/tap on a cell for more information.

Full support
Full support