CharacterData.insertData()
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
characterData.insertData(offset, data)
Parameters
offset-
The offset number of characters to insert the provided data at.
0is the first character of the string. data-
The data to insert.
Return value
None.
Exceptions
IndexSizeErrorDOMException-
Thrown if offset is negative or greater than the length of the contained data.
Example
<span>Result: </span>A string.
const span = document.querySelector("span");
const textnode = span.nextSibling;
textnode.insertData(2, "long ");
Specifications
| Specification |
|---|
| DOM Standard # dom-characterdata-insertdata |
Browser compatibility
BCD tables only load in the browser