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.
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.
characterData.replaceData(offset, count, data)
offset
The number of characters from the start of the data to insert at. 0
is the first character of the string.
count
The number of characters to replace with the provided data.
data
The data to insert.
None.
IndexSizeError
DOMException
Thrown if offset
or count
is negative or offset
is greater than the length of the contained data.
<span>Result: </span>A long string.
let span = document.getElementsByTagName("span")[0]; let textnode = span.nextSibling; textnode.replaceData(2, 4, "replaced");
Specification |
---|
DOM Standard # dom-characterdata-replacedata |
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
replaceData |
1 |
12 |
1 |
6 |
≤12.1 |
1 |
1 |
18 |
4 |
≤12.1 |
1 |
1.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/CharacterData/replaceData