JS & DOM Reference
OverviewJavaScript Objects
JS ArrayJS Boolean
JS Date
JS Math
JS Number
JS String
JS RegExp
JS Global
Browser Objects
WindowNavigator
Screen
History
Location
Core DOM Objects
DOM NodeDOM NodeList
DOM NamedNodeMap
DOM Document
DOM Element
DOM Attr
HTML DOM Objects
DOM DocumentDOM Events
DOM Elements
DOM Anchor
DOM Area
DOM Base
DOM Body
DOM Button
DOM Form
DOM Frame/IFrame
DOM Frameset
DOM Image
DOM Input Button
DOM Input Checkbox
DOM Input File
DOM Input Hidden
DOM Input Password
DOM Input Radio
DOM Input Reset
DOM Input Submit
DOM Input Text
DOM Link
DOM Meta
DOM Object
DOM Option
DOM Select
DOM Style
DOM Table
DOM td / th
DOM tr
DOM Textarea
DOM NamedNodeMap Object
Definition and Usage
The NamedNodeMap object represents an unordered collection of nodes.
The nodes in the NamedNodeMap can be accessed through their name.
A NamedNodeMap object could be a Node's collection of attributes.
Browser Support
The NamedNodeMap object is supported in all major browsers.
NamedNodeMap Object Properties
The "DOM" column indicates in which DOM Level the property was introduced.
| Property | Description | DOM |
|---|---|---|
| length | Returns the number of nodes in the collection | 1 |
NamedNodeMap Object Methods
The "DOM" column indicates in which DOM Level the method was introduced.
| Method | Description | DOM |
|---|---|---|
| getNamedItem() | Returns the specified node (by name) | 1 |
| getNamedItemNS() | Returns the specified node (by name and namespace) | 2 |
| item() | Returns the node at the specified index in the namedNodeMap | 1 |
| removeNamedItem() | Removes the specified node (by name) | 1 |
| removeNamedItemNS() | Removes the specified node (by name and namespace) | 2 |
| setNamedItem() | Sets the specified node (by name) | 1 |
| setNamedItemNS() | Sets the specified node (by name and namespace) | 2 |
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