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.
Length of the string in the <code>Text</code> node: <output></output>
let output = document.getElementsByTagName("output")[0]; let 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 |
1 |
18 |
4 |
≤12.1 |
1 |
1.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/CharacterData/length