Save Big on Coursera Plus. 7,000+ courses at $160 off. Limited Time Only! Grab it Learn how to leverage JavaScript in Google Tag Manager through a 19-minute video tutorial that explores Custom JavaScript variables and demonstrates three practical use cases. Master techniques for extracting URL path components, adapting ecommerce data layers, and implementing time-of-day functionality. Discover how JavaScript knowledge can significantly expand tracking capabilities and enhance data collection methods in Google Tag Manager, complete with downloadable code snippets and comprehensive implementation examples.