DOMCharacterData::insertData()
(PHP 5, PHP 7)
Insert a string at the specified 16-bit unit offset
说明
public DOMCharacterData::insertData(int $offset,string $data): void
Inserts string$dataat position$offset.
参数
- $offset
The character offset at which to insert.
- $data
The string to insert.
返回值
没有返回值。
错误/异常
DOM_INDEX_SIZE_ERR
Raised if$offsetis negative or greater than the number of 16-bit units in data.
参见
- 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::replaceData() Replace a substring within the DOMCharacterData node
- DOMCharacterData::substringData() Extracts a range of data from the node