What is the primary function of tracking code in Google Analytics?

The primary function of tracking code in Google Analytics is to collect data on user interactions. When a user visits a website that has Google Analytics implemented, the tracking code captures various pieces of information about the user's behavior, such as page views, time spent on the site, and events like clicks and form submissions. This data is then sent to the Google Analytics servers, where it can be processed and analyzed.

The tracking code is essential for understanding how users engage with a website and provides insights into user behavior, which can inform decisions on website optimization and marketing strategies. It does not directly enhance website loading time, pull in demographic data on its own, or create content marketing strategies. While demographic data may be available in the reports, it is only part of the overall insights derived from the user interaction data collected by the tracking code.