> For the complete documentation index, see [llms.txt](https://docs.cheddar.vihan.org/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.cheddar.vihan.org/docs/functions.md). # Functions Cheddar aims to fit both object-oriented and functional paradigms. In order to fullfill the functional end of this spectrum, powerful functional features and lambdas are needed and provided. A "function" is essentially a block of code which may be given input and can produce output. Think back to your math class: $$ f(x) = \ldots $$ Features provided by cheddar include: * A wide array of functional operators * Various functionized actions * Customizable argument handling * Anonymous recursion support * and more. his section will cover in-depth function literals, operators, usage, and general practice. --- # Agent Instructions This documentation is published with GitBook. GitBook is the documentation platform designed so that both humans and AI agents can read, navigate, and reason over technical content effectively. Learn more at gitbook.com. ## Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.cheddar.vihan.org/docs/functions.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.