DOMCharacterData::substringData
(PHP 5, PHP 7)
DOMCharacterData::substringData — Extracts a range of data from the node
Description
public DOMCharacterData::substringData ( int $offset , int $count ) : string
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
offsetis negative or greater than the number of 16-bit units in data, or ifcountis 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
© 1997–2020 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/domcharacterdata.substringdata.php