Range:toString() 方法

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2017.

Range.toString() 是返回 Range 文本的字符串化器

注意 Range 的内容会隐式调用 toString(),因此通过警告对话框比较范围和文本是无效的。

语法

js
toString()

参数

无。

返回值

字符串。

示例

HTML

html
<p>此示例记录了强调<em></em>之间的<em>所有</em>内容。请看下面的输出结果。</p>
<p id="log"></p>

JavaScript

js
const range = document.createRange();

range.setStartBefore(document.getElementsByTagName("em").item(0), 0);
range.setEndAfter(document.getElementsByTagName("em").item(1), 0);
document.getElementById("log").textContent = range.toString();

结果

规范

Specification
DOM
# dom-range-stringifier

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
toString

Legend

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

Full support
Full support

参见