CharacterData: insertData() method
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
characterData.insertData(offset, data)
Parameters
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.
Return value
None.
Exceptions
IndexSizeError
DOMException
-
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 Standard # dom-characterdata-insertdata |
Browser compatibility
BCD tables only load in the browser