GlobalEventHandlers.onclose

Baseline 2022

Newly available

Since March 2022, this feature works across the latest devices and browser versions. This feature might not work in older devices or browsers.

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 Standard
# event-close

瀏覽器相容性

BCD tables only load in the browser