HTMLElement.isContentEditable
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
HTMLElement.isContentEditable 只读属性返回一个布尔值：如果当前元素的内容为可编辑状态，则返回 true，否则返回 false。
语法
editable = element.isContentEditable
规范
| Specification |
|---|
| HTML # dom-iscontenteditable-dev |