XML DOM replaceData() Metode
❮ Teksvoorwerp
Voorbeeld
Die volgende kodefragment laai " books.xml " in xmlDoc en vervang die eerste agt karakters van die teksnodus in die eerste <title> element met "Easy":
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].childNodes[0];
document.getElementById("demo").innerHTML =
x.nodeValue;
x.replaceData(0,8, "Easy");
document.getElementById("demo").innerHTML +=
"<br>" +
x.nodeValue;
}
Uitset:
Everyday Italian
Easy Italian
Definisie en gebruik
Die replaceData()-metode vervang data in 'n teksnodus.
Sintaksis
replaceData(start,length,string)
Parameter | Description |
---|---|
start | Required. Specifies where to begin replacing characters. Start value starts at zero |
length | Required. Specifies how many characters to replace |
string | Required. Specifies the string to insert |
❮ Teksvoorwerp