The DOMNamedNodeMap class

(PHP 5, PHP 7, PHP 8)

类摘要

class DOMNamedNodeMap implements Traversable, Countable {
/* 属性 */
public readonly int $length;
/* 方法 */
public count(): int|false
public getNamedItem(string $qualifiedName): ?DOMNode
public getNamedItemNS(?string $namespace, string $localName): ?DOMNode
public item(int $index): ?DOMNode
}

属性

length

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

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