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DOMCharacterData->substringData()
DOMCharacterData->substringData() --
Extracts a range of data from the node
Descriptionclass DOMCharacterData { string substringData ( int offset, int count ) }
Returns the specified substring.
Parameters
- offset
Start offset of substring to extract.
- count
The number of characters to extract.
Return Values
The specified substring. If the sum of offset
and count exceeds the length, then all 16-bit units
to the end of the data are returned.
Exceptions
- DOM_INDEX_SIZE_ERR
Raised if offset is negative or greater than the
number of 16-bit units in data, or if count is
negative.
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