CharacterData.substringData()
The substringData() method of the CharacterData interface
returns a portion of the existing data,
starting at the specified index
and extending for a given number of characters afterwards.
Syntax
domString = characterData.substringData(offset, count)
Parameters
offset-
The index of the first character to include in the returned substring.
0is the first character of the string. count-
The number of characters to return.
Return value
A new String object with the substring.
Exceptions
IndexSizeErrorDOMException-
Thrown if
offset+countis larger than the length of the contained data.
Specifications
| Specification |
|---|
| DOM Standard # dom-characterdata-substringdata |
Browser compatibility
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