XML DOM getElementsByTagName() Method

❮ Document Object

Example

The following code fragment loads "books.xml" into xmlDoc and displays the value of the first <title> element:

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];
    var y = x.childNodes[0];
    document.getElementById("demo").innerHTML =
    y.nodeValue;
}

The output of the code above will be:

Everyday Italian

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Definition and Usage

The getElementsByTagName() method returns a NodeList of all elements with the specified name.

Syntax

getElementsByTagName(name)

Parameter	Description
name	A string that specifies the tagname to search for. The value "*" matches all tags

❮ Document Object

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