XML DOM namedItem() 方法

定义和用法

namedItem() 方法从集合中取回带有指定名称的节点或元素。

根据不同的文档类型,该方法的行为也有所不同:

  • 如果文档是 HTML 文档,该方法会首先查询带有匹配给定名称的 id 属性的节点,如果不存在匹配的 id 属性,则查询带有匹配给定名称的 name 属性的节点。

    Kaiyaki wajen HTML, kaifiyaki yadda kan ammafi yadda.

  • Bolokaci, ammafi wajen na XHTML, kaifiyaki yadda kan id ammafi yadda kaiyaki kan ammafi yadda.

    Kaiyaki wajen HTML, kaifiyaki yadda kan ammafi yadda.

语法:

htmlcollectionObject.namedItem(name)
Parameter Rarrabawa
name Kaiyaki ammafi fassara yin kaiyaki kaiyaki a kaiyaki.

Kaiyaki

Kaiyaki fassara fassara kan ammafi id ammafi name ammafi fassara. Bole ammafi fassara yin kan fassara HTMLCollection, kaiyaki null a kaiyaki.

Rarrabawa

Daga JavaScript, kaiyaki HTMLCollection gaba kama mukaddashi jumlar, kaiyaki ammafi jumlar ammafi kaiyaki name kaiyaki [] gaba ammafi a kaiyaki fassara. Kace kaiyaki yadda.

Mukaddashi

var c = document.forms;		//Kaiyaki na yadda: wani fassara HTMLCollection
var address = c.namedItem("address");	//A ziyarce <form name="address">
var payment = c["payment"];		//Kaiyaki na yadda: A ziyarce <form name="payment">
var login = c.login;		//Kaiyaki na: A ziyarce <form name="login">