CharacterData: replaceData() 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 replaceData() method of the CharacterData interface removes a certain number of characters of the existing text in a given CharacterData node and replaces those characters with the text provided.
Syntax
js
replaceData(offset, count, data)
Parameters
Return value
None.
Exceptions
IndexSizeErrorDOMException-
Thrown if
offsetorcountis negative oroffsetis greater than the length of the contained data.
Example
html
<span>Result: </span>A long string.
js
const span = document.querySelector("span");
const textNode = span.nextSibling;
textNode.replaceData(2, 4, "replaced");
Specifications
| Specification |
|---|
| DOM # dom-characterdata-replacedata |
Browser compatibility
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