prettyprint
Prettyprint refers to the process of formatting data or source code to a more readable, nicely organized form. In programming, it commonly means applying consistent indentation, line breaks, and often syntax highlighting so the structure and semantics of code are easier to understand. In web contexts, the term is also associated with client-side tools that automatically apply such formatting to code blocks on webpages.
One well-known implementation is Google Code Prettify, which uses a CSS class named "prettyprint" applied to
History and usage context: Prettyprinting as a concept has long been part of code editors and documentation