DOMCharacterData::substringData
(PHP 5)
DOMCharacterData::substringData — Extracts a range of data from the node
Description
string DOMCharacterData::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.
Errors/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.
See Also
- DOMCharacterData::appendData() - Append the string to the end of the character data of the node
- DOMCharacterData::deleteData() - Remove a range of characters from the node
- DOMCharacterData::insertData() - Insert a string at the specified 16-bit unit offset
- DOMCharacterData::replaceData() - Replace a substring within the DOMCharacterData node