The phrase identifies a specific numerical index often used within a website’s URL structure, particularly those built using the PHP scripting language, to dynamically access and display particular news articles. As an example, a URL like `example.com/news.php?id=123` suggests retrieving and presenting the news article associated with the identification number 123 from a database or file system.
This numerical identifier is crucial for efficient content management and organization. It allows developers to quickly retrieve and present information from a large pool of articles without relying on lengthy and complex queries. The use of this method provides a historical record of how news articles were often accessed and structured in websites built with PHP.