Php/docs/class.domnodelist

• PHP Manual
• DOM
• The DOMNodeList class

(PHP 5, PHP 7)

类摘要

DOMNodeList implements Traversable , Countable {

/* 属性 */

public readonly int $length

/* 方法 */

public count ( ) : int

item ( int $index ) : DOMNode

}

属性

length

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

更新日志

版本	说明
7.2.0	The Countable interface is implemented and returns the value of the length property.

参见

• » W3C specification of NodeList

Table of Contents

• DOMNodeList::count — Get number of nodes in the list
• DOMNodeList::item — Retrieves a node specified by index