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CharacterData: length property

The read-only CharacterData.length property returns the number of characters in the contained data, as a positive integer.

Value

A positive integer with the length of the CharacterData.data string.

Example

Note: CharacterData is an abstract interface. The examples below use Text, a concrete interface implementing it.

html

Length of the string in the <code>Text</code> node: <output></output>

js

const output = document.querySelector("output");
const textnode = new Text("This text has been set using 'textnode.data'.");

output.value = textnode.length;

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
length 1 12 1 5 ≤12.1 1 4.4 18 4 ≤12.1 1 1.0

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https://developer.mozilla.org/en-US/docs/Web/API/CharacterData/length