The insertData()
method of the CharacterData
interface inserts the provided data into this CharacterData
node's current data, at the provided offset from the start of the existing data. The provided data is spliced into the existing data.
The insertData()
method of the CharacterData
interface inserts the provided data into this CharacterData
node's current data, at the provided offset from the start of the existing data. The provided data is spliced into the existing data.
characterData.insertData(offset, data)
offset
The offset number of characters to insert the provided data at. 0
is the first character of the string.
data
The data to insert.
None.
IndexSizeError
DOMException
Thrown if offset is negative or greater than the length of the contained data.
<span>Result: </span>A string.
let span = document.getElementsByTagName("span")[0]; let textnode = span.nextSibling; textnode.insertData(2, "long ");
Specification |
---|
DOM Standard # dom-characterdata-insertdata |
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
insertData |
1 |
12 |
1 |
6 |
≤12.1 |
1 |
1 |
18 |
4 |
≤12.1 |
1 |
1.0 |
© 2005–2021 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/CharacterData/insertData