DOMCharacterData::substringData
(PHP 5)
DOMCharacterData::substringData —
Extracts a range of data from the node
Описание
string DOMCharacterData::substringData
( int $offset
, int $count
)
Список параметров
-
offset
-
Start offset of substring to extract.
-
count
-
The number of characters to extract.
Возвращаемые значения
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.
