DOMCharacterData::insertData
(PHP 5, PHP 7, PHP 8)
DOMCharacterData::insertData — Insert a string at the specified 16-bit unit offset
说明
Inserts string data at position offset.
参数
-
offset -
The character offset at which to insert.
-
data -
The string to insert.
返回值
成功时返回 true， 或者在失败时返回 false。
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
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