XML DOM hasAttributeNS () method
Element object Definition and Usage
It returns TRUE if hasAttributeNS () method has the namespace and name match the specified attribute in the current element node, otherwise it returns FALSE.
grammar
hasAttributeNS(ns,name)
| 参数 | 描述 |
|---|---|
| ns | 必需。规定要查找的属性的命名空间。 |
| name | 必需。规定要查找的属性的名称。 |
Examples
The following code fragment uses loadXMLDoc () to " books_ns.xml " into xmlDoc, and check the first <title> element has specified whether the namespace and name properties:
Examples
xmlDoc=loadXMLDoc("books_ns.xml");
x=xmlDoc.getElementsByTagName("title")[0];
ns="http://www.w3cschool.cc/children/";
document.write(x.hasAttributeNS(ns,"lang"));
x=xmlDoc.getElementsByTagName("title")[0];
ns="http://www.w3cschool.cc/children/";
document.write(x.hasAttributeNS(ns,"lang"));
Output:
true
try it"
Element object