Dom\ParentNode::replaceChildren

(PHP 8 >= 8.4.0)

Dom\ParentNode::replaceChildren — Replace children in node

说明

public Dom\ParentNode::replaceChildren(Dom\Node|string ...$nodes): void

Replace children in node.

参数

nodes: The nodes replacing the children. Strings are automatically converted to text nodes.

返回值

没有返回值。

错误／异常

DOM_HIERARCHY_REQUEST_ERR: Raised if this node is of a type that does not allow children of the type of one of the passed nodes, or if the node to put in is one of this node's ancestors or this node itself.
DOM_WRONG_DOCUMENT_ERR: Raised if one of the passed nodes was created from a different document than the one that created this node.

示例

示例 #1 Dom\ParentNode::replaceChildren() example

<?php
$dom = Dom\HTMLDocument::createFromString('<!DOCTYPE HTML><html><p>hi</p> test <p>hi2</p></html>');

$dom->documentElement->replaceChildren('foo', $dom->createElement('p'), 'bar');
echo $dom->saveHtml();
?>

以上示例会输出：

<!DOCTYPE html><html>foo<p></p>bar</html>

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