XML DOM item () method
NamedNodeMap objects Definition and Usage
item () method returns the index number of the specified node list node.
grammar
item(index)
| 参数 | 描述 |
|---|---|
| index | 索引。 |
Examples
The following code fragment uses loadXMLDoc () to " the Books.xml " into xmlDoc loop through <book> element and print category attribute values:
Examples
xmlDoc=loadXMLDoc("books.xml");
x=xmlDoc.getElementsByTagName('book');
for(i=0;i<x.length;i++)
{
att=x.item(i).attributes.getNamedItem("category");
document.write(att.value + "
");
}
x=xmlDoc.getElementsByTagName('book');
for(i=0;i<x.length;i++)
{
att=x.item(i).attributes.getNamedItem("category");
document.write(att.value + "
");
}
The code above will output:
COOKING
CHILDREN
WEB
WEB
CHILDREN
WEB
WEB
try it"
Try Demos
item () - loop through items in a list node
getNamedItem () - change the value of an item
NamedNodeMap objects