The item()
method of the NamedNodeMap
interface returns the item in the map matching the index.
Note: This method is also called when you use the operator []
syntax. So, myMap[i]
is equivalent to myMap.item(i)
where i
is a number.
The item()
method of the NamedNodeMap
interface returns the item in the map matching the index.
Note: This method is also called when you use the operator []
syntax. So, myMap[i]
is equivalent to myMap.item(i)
where i
is a number.
index
A number representing the index of the item you want to return.
An Attr
or null
if the number is greater than or equal to the length
of the map.
js
const pre = document.querySelector("pre"); const attrMap = pre.attributes; pre.textContent = `The attribute map contains: 0: ${attrMap.item(0).name} 1: ${attrMap[1].name} 2: ${attrMap.item(2).name}`;
Specification |
---|
DOM Standard # dom-namednodemap-item |
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
item |
1 | 12 | 1 | 5 | ≤12.1 | 1 | 4.4 | 18 | 4 | ≤12.1 | 1 | 1.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/NamedNodeMap/item