DOMCharacterData::replaceData()
(PHP 5, PHP 7)
Replace a substring within the DOMCharacterData node
说明
public DOMCharacterData::replaceData(int $offset,int $count,string $data): void
Replace$countcharacters starting from position$offsetwith$data.
参数
- $offset
The offset from which to start replacing.
- $count
The number of characters to replace. If the sum of$offsetand$countexceeds the length, then all characters to the end of the data are replaced.
- $data
The string with which the range must be replaced.
返回值
没有返回值。
错误/异常
DOM_INDEX_SIZE_ERR
Raised if$offsetis negative or greater than the number of 16-bit units in data, or if$countis negative.
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::insertData() Insert a string at the specified 16-bit unit offset
- DOMCharacterData::substringData() Extracts a range of data from the node