Mwongozo wa XML DOM textContent property

Mifano na matumizi

textContent Mwongozo:

Kumekadiriwa:

Kumekadiriwa:

Kumekadiriwa:Kumekadiriwa:

Kuja kumtambua:Kuwa na kufungua na kurejesha thamani ya maelezo wa hali ya Internet Explorer 9 hauweza kufanya kazi (inaarudi undefined).

Mwongozo

Mwongozo:

elementNode.textContent

Mwongozo:

elementNode.textContent=string

Mifano

Mfano 1

Mashindani ya kuhusiana ya "books.xml" kwa xmlDoc, na kutaka maelezo ya kwanza ya <title> elementi:

var xhttp = new XMLHttpRequest();
xhttp.onreadystatechange = function() {
   if (this.readyState == 4 && this.status == 200) {
       myFunction(this);
   }
};
xhttp.open("GET", "books.xml", true);
xhttp.send();
function myFunction(xml) {
    var xmlDoc = xml.responseXML;
    var x = xmlDoc.getElementsByTagName("title")[0];
    document.getElementById("demo").innerHTML =
    "Maeneo ya Teksti: " + x.textContent;
}

亲自试一试

Mfano 2

Mashindani ya kuhusiana ya "books.xml" kwa xmlDoc, na kutaka maelezo ya kwanza ya <book> elementi, na kutahariri maelezo ya mpya kwa maelezo zote:

var xhttp = new XMLHttpRequest();
xhttp.onreadystatechange = function() {
    if (xhttp.readyState == 4 && xhttp.status == 200) {
        myFunction(xhttp);
    }
};
xhttp.open("GET", "books.xml", true);
xhttp.send();
function myFunction(xml) {
    var xmlDoc = xml.responseXML;
    var x = xmlDoc.getElementsByTagName("book")[0];
    document.getElementById("demo").innerHTML =
    "Before: " + x.textContent + "
";
    x.textContent = "hello";
    document.getElementById("demo").innerHTML +=
    "After: " + x.textContent;
}

亲自试一试