DOMCharacterData->substringData()
(no version information, might be only in CVS)
DOMCharacterData->substringData() -- Extracts a range of data from the node说明
class DOMCharacterData {string substringData ( int offset, int count )
}
Returns the specified substring.
返回值
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.
错误／异常
- DOM_INDEX_SIZE_ERR
Raised if
offsetis negative or greater than the number of 16-bit units in data, or ifcountis negative.
参见
| DOMCharacterData->appendData() |
| DOMCharacterData->deleteData() |
| DOMCharacterData->insertData() |
| DOMCharacterData->replaceData() |