XML DOM lookupNamespaceURI() hanyar

Element 对象

kaɗanin da baɗaɗɗe ne

lookupNamespaceURI() hanyar da ke samar da kasa da kwallon da ke kwananin kwananin da ke shafi.

kalama

elementNode.lookupNamespaceURI(prefix)
kaɗanin baɗaɗɗe
prefix dabara. kalima, na bayyana abin da a baya neman shi.

tarihi

kaɗanin da zai kammala "books_ns.xml" a cikin xmlDoc, kuma neman URI na kwallon "c" da ke shafi:

var xhttp = new XMLHttpRequest();
xhttp.onreadystatechange = function() {
   if (this.readyState == 4 && this.status == 200) {
       myFunction(this);
   }
};
xhttp.open("GET", "books_ns.xml", true);
xhttp.send();
function myFunction(xml) {
    var xmlDoc = xml.responseXML;
    var x = xmlDoc.getElementsByTagName("book")[0];
    document.getElementById("demo").innerHTML =
    x.lookupNamespaceURI("c");
}

亲自试一试

Element 对象