Php/docs/domcharacterdata.replacedata

• PHP Manual
• DOMCharacterData
• Replace a substring within the DOMCharacterData node

DOMCharacterData::replaceData

(PHP 5, PHP 7)

DOMCharacterData::replaceData — Replace a substring within the DOMCharacterData node

说明

public DOMCharacterData::replaceData ( int $offset , int $count , string $data ) : void

Replace count characters starting from position offset with data.

参数

offset

The offset from which to start replacing.

count

The number of characters to replace. If the sum of offset and count exceeds 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 offset is negative or greater than the number of 16-bit units in data, or if count is 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