XML DOM setAttributeNode () method
Element object Definition and Usage
setAttributeNode () method to add a new attribute node.
If the attribute specifies the name of the element already exists, then the property will be a new property instead. If the new attribute replaces an existing attribute, the replaced attribute node, otherwise it returns NULL.
grammar
elementNode.setAttributeNode(att_node)
| 参数 | 描述 |
|---|---|
| att_node | 必需。规定要设置的属性节点。 |
Examples
The following code fragment uses loadXMLDoc () to " the Books.xml " into xmlDoc and add "edition" attribute to all <book> element:
Examples
xmlDoc=loadXMLDoc("books.xml");
x=xmlDoc.getElementsByTagName('book');
var newatt;
for (i=0;i<x.length;i++)
{
newatt=xmlDoc.createAttribute("edition");
newatt.value="first";
x[i].setAttributeNode(newatt);
}
//Output all "edition" attribute values
for (i=0;i<x.length;i++)
{
document.write("Edition: ");
document.write(x[i].getAttribute("edition"));
document.write("
");
}
x=xmlDoc.getElementsByTagName('book');
var newatt;
for (i=0;i<x.length;i++)
{
newatt=xmlDoc.createAttribute("edition");
newatt.value="first";
x[i].setAttributeNode(newatt);
}
//Output all "edition" attribute values
for (i=0;i<x.length;i++)
{
document.write("Edition: ");
document.write(x[i].getAttribute("edition"));
document.write("
");
}
Output:
Edition: first
Edition: first
Edition: first
Edition: first
Edition: first
Edition: first
Edition: first
try it"
Element object