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HTML DOM tagName Property
  • Last Updated : 07 Jan, 2019

The DOM tagName Property is used to return the tagname of the Element. It is read-only property and used to display the returned value of tagName in UPPERCASE letters.



Return Value: It returns a string value which represent the tagName of the element in UPPERCASE letters.


<!DOCTYPE html>
        h1 {
            color: green;
            font-size: 35px;
        <h2 id="GFG">DOM tagName Property</p>
<button onclick="Geeks()">Submit</button>
<p id="sudo"></p>
function Geeks() {
  var w = document.getElementById("GFG").tagName;
  document.getElementById("sudo").innerHTML = w;

Before clicking on the button:

After clicking on the button:

Supported Browsers: The browser supported by DOM tagName property are listed below:

  • Google Chrome
  • Internet Explorer
  • Firefox
  • Opera
  • Safari
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