The DOMNamedNodeMap class

(PHP 5, PHP 7, PHP 8)

类摘要

class DOMNamedNodeMap implements IteratorAggregate, Countable {

/* 属性 */

public readonly int $length;

/* 方法 */

public count(): int

public getNamedItem(string $qualifiedName): ?DOMNode

public getNamedItemNS(?string $namespace, string $localName): ?DOMNode

public item(int $index): ?DOMNode

}

length: The number of nodes in the map. The range of valid child node indices is 0 to length - 1 inclusive.

版本	说明
8.0.0	The unimplemented methods DOMNamedNodeMap::setNamedItem(), DOMNamedNodeMap::removeNamedItem(), DOMNamedNodeMap::setNamedItemNS() and DOMNamedNodeMap::removeNamedItem() have been removed.
8.0.0	DOMNamedNodeMap implements IteratorAggregate now. Previously, Traversable was implemented instead.