The tutorial "How to Perform a Negative Regex Match within Matomo Analytics" would teach users how to exclude certain patterns from their Matomo Analytics data using regular expressions. It would start by explaining what regular expressions are and how they can be used to search for specific patterns within text.

The tutorial would then demonstrate how to use negative lookahead and lookbehind assertions in regular expressions to match patterns that are not followed or preceded by certain other patterns. It would provide examples of how this can be used in Matomo Analytics to exclude specific pages or URLs from reports.

The tutorial would also cover some best practices for writing regular expressions, such as avoiding over-specific patterns that might exclude too much data or be difficult to maintain. It would provide tips for testing regular expressions and troubleshooting common issues that users may encounter.

By the end of the tutorial, users would have a solid understanding of how to use regular expressions to perform negative matches in Matomo Analytics, allowing them to customize their data reports and gain more valuable insights into their website traffic.