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()
Syntax
characterData.replaceData(offset, count, data)
Parameters
-
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.
Return value
None.
Exceptions
-
IndexSizeError
DOMException
-
Thrown if
offset
orcount
is negative oroffset
is greater than the length of the contained data.
Example
<span>Result: </span>A long string.
let span = document.getElementsByTagName("span")[0]; let textnode = span.nextSibling; textnode.replaceData(2, 4, "replaced");
Specifications
Specification |
---|
DOM Standard # dom-characterdata-replacedata |
Browser compatibility
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
|
See also
© 2005–2021 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/CharacterData/replaceData