Simple Usage of JavaScript classname: Example of Font Size Changing

🚨 $100K in Sight: Follow Bitcoin’s Final Push Live! TRACK NOW

Related Material in:

JavaScript
HTML
Find more on Udacity
Find more

JavaScript

Set Class with JavaScript classname

JavaScript

Multi-Class Elements with JavaScript classname

Example has been featured in these posts:

className

HTML

Retrieving Class with JavaScript classname

Example has been featured in these posts:

How to Use the HTML Class Attribute Correctly

className