CharacterData: insertData() method
Baseline
Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
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.
Syntax
js
insertData(offset, data)
Parameters
Return value
None.
Exceptions
IndexSizeErrorDOMException-
Thrown if offset is negative or greater than the length of the contained data.
Example
html
<span>Result: </span>A string.
js
const span = document.querySelector("span");
const textNode = span.nextSibling;
textNode.insertData(2, "long ");
Specifications
| Specification |
|---|
| DOM # dom-characterdata-insertdata |
Browser compatibility
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