# Block: Code [API reference](https://developers.notion.com/reference/block#code) ```mermaid classDiagram class code_structure { [rich_text[]] $caption [rich_text[]] $rich_text [string] $private:language ConvertFromObject() } class notion_code_block { [notion_blocktype] $type = "code" [code_structure] $code ConvertFromObject() } `code_structure` <.. `notion_code_block`:uses `notion_block` --|> `notion_code_block`:inherits ```