DOMCharacterData::substringData
(PHP 5, PHP 7)
DOMCharacterData::substringData — Extracts a range of data from the node
Descrierea
public DOMCharacterData::substringData
( int
$offset
, int $count
) : stringReturns the specified substring.
Parametri
-
offset -
Start offset of substring to extract.
-
count -
The number of characters to extract.
Valorile întoarse
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.
Erori/Excepții
-
DOM_INDEX_SIZE_ERR -
Raised if
offsetis negative or greater than the number of 16-bit units in data, or ifcountis negative.
A se vedea și
- 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
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