window.opener

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

概述

返回打开当前窗口的那个窗口的引用,例如:在 window A 中打开了 window B,B.opener 返回 A.

语法

var objRef = window.opener;

例子

js
if (window.opener != indexWin) {
  referToTop(window.opener);
}

备注

如果当前窗口是由另一个窗口打开的,window.opener保留了那个窗口的引用。如果当前窗口不是由其他窗口打开的,则该属性返回 null.

规范

Specification
HTML
# dom-opener-dev

浏览器兼容性

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
opener

Legend

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

Full support
Full support