XML DOM substringData() Metode
❮ CDATA Voorwerp
Voorbeeld
Die volgende kodefragment laai " books_cdata.xml " in xmlDoc en kry die "Stun"-string van die eerste CDATA-element:
var xhttp = new XMLHttpRequest();
xhttp.onreadystatechange = function() {
if (this.readyState == 4 && this.status == 200) {
myFunction(this);
}
};
xhttp.open("GET", "books_cdata.xml", true);
xhttp.send();
function myFunction(xml) {
var xmlDoc = xml.responseXML;
var x =
xmlDoc.getElementsByTagName("html")[0].childNodes[0];
var y = x.substringData(3, 4);
document.getElementById("demo").innerHTML
=
x.nodeValue + "<br>" + y;
}
Uitset:
Stunning!
Stun
Definisie en gebruik
Die substringData() metode kry 'n string vanaf die CDATA nodus.
Sintaksis
CDATANode.substringData(start,length)
Parameter | Description |
---|---|
start | Required. Specifies where to begin extracting characters. Start value starts at zero |
length | Required. Specifies how many characters to extract |
❮ CDATA Voorwerp