NavigationHistoryEntry:index 属性

Limited availability

This feature is not Baseline because it does not work in some of the most widely-used browsers.

实验性: 这是一项实验性技术
在将其用于生产之前,请仔细检查浏览器兼容性表格

NavigationHistoryEntry 接口的 index 只读属性返回历史条目在历史条目列表(即 Navigation.entries() 返回的列表)中的索引,如果条目未出现在列表中或者当前文档未处于完全活跃状态,则返回 -1

表示历史条目列表中条目的 index 的数字,如果此项未出现在列表中,则为 -1

示例

js
const current = navigation.currentEntry;
console.log(current.index);

规范

Specification
HTML
# dom-navigationhistoryentry-index-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
index
Experimental

Legend

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

Full support
Full support
No support
No support
Experimental. Expect behavior to change in the future.
See implementation notes.

参见