The read-only CharacterData.length property returns the number of characters in the contained data, as a positive integer.
The read-only CharacterData.length property returns the number of characters in the contained data, as a positive integer.
A positive integer with the length of the CharacterData.data string.
Note: CharacterData is an abstract interface. The examples below use Text, a concrete interface implementing it.
js
const output = document.querySelector("output"); const textnode = new Text("This text has been set using 'textnode.data'."); output.value = textnode.length;
| Specification |
|---|
| DOM Standard # dom-characterdata-length |
| 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