HTML DOM Document createAttribute()
Examples
// Create a class attribute:
const att = document.createAttribute("class");
// Set the value of the class attribute:
att.value = "democlass";
// Add the class attribute to the first h1:
const h1 = document.getElementsByTagName("H1")[0];
h1.setAttributeNode(att);
Try it Yourself »
const att = document.createAttribute("class");
// Set the value of the class attribute:
att.value = "democlass";
// Add the class attribute to the first h1:
const h1 = document.getElementsByTagName("H1")[0];
h1.setAttributeNode(att);
// Create a style attribute:
const att = document.createAttribute("style");
// Set the value of the style attribute:
att.value = "color:red";
// Add the style attribute to the first h1:
const h1 = document.getElementsByTagName("h1")[0];
h1.setAttributeNode(att);
Try it Yourself »
const att = document.createAttribute("style");
// Set the value of the style attribute:
att.value = "color:red";
// Add the style attribute to the first h1:
const h1 = document.getElementsByTagName("h1")[0];
h1.setAttributeNode(att);
More examples below.
Description
The createAttribute() method creates an attribute and returns the attribute as an Attr object.
Alternative:
It is easier to use the The setAttribute() Method.
See Also:
Syntax
document.createAttribute(name)
Parameters
Parameter
Description
name
Required.
The name of the attribute to create.
The name of the attribute to create.
Return Value
Type
Description
Node The created attribute node.
More Examples
Add a href="www.w3schools.com" attribute an anchor element:
// Create a href attribute:
const att = document.createAttribute("href");
// Set the value of the href attribute:
att.value = "https://www.w3schools.com";
// Add the href attribute to an element:
element.setAttributeNode(att);
Try it Yourself »
const att = document.createAttribute("href");
// Set the value of the href attribute:
att.value = "https://www.w3schools.com";
// Add the href attribute to an element:
element.setAttributeNode(att);
Browser Support
document.createAttribute() is a DOM Level 1 (1998) feature.
It is fully supported in all browsers:
| Chrome | Edge | Firefox | Safari | Opera | IE |
| Yes | Yes | Yes | Yes | Yes | 9-11 |