History:length 属性

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.

History 接口的 length 只读属性返回一个表示会话历史中的条目数量(包括当前加载的页面)的整数。

例如,对于在新标签页中加载的页面,此属性返回 1

数字。

规范

Specification
HTML Standard
# dom-history-length-dev

浏览器兼容性

BCD tables only load in the browser

参见