Just Released: The Conversion Gap! Our latest research shows why even top brands fail to convert.

Fibr ai logo

Agents

Solutions

Resources

Back to Glossary

JS Variable

A JavaScript (JS) variable stores data on a webpage, such as user interactions or values. Marketers often use them to capture form inputs, clicks, or events for analytics and tracking.

For example, a JS variable might store the number of items added to a cart. This data can then be sent to analytics tools or used for personalization.

Understanding JS variables helps marketers work with developers to collect accurate data and run better tracking campaigns.