[youtubei.js](../../../README.md) / [Generator](../README.md) / generateRuntimeClass # Function: generateRuntimeClass() > **generateRuntimeClass**(`classname`, `classdata`, `logger`): [`YTNodeConstructor`](../../Helpers/interfaces/YTNodeConstructor.md)\<[`YTNode`](../../Helpers/classes/YTNode.md)\> Given example data for a class, introspect, implement dependencies, and create a new class ## Parameters • **classname**: `string` The name of the class • **classdata**: `unknown` The example of the class • **logger**: [`ParserErrorHandler`](../../Parser/type-aliases/ParserErrorHandler.md) The logger to log errors to ## Returns [`YTNodeConstructor`](../../Helpers/interfaces/YTNodeConstructor.md)\<[`YTNode`](../../Helpers/classes/YTNode.md)\> Class based on the example classdata extending YTNode ## Defined in [src/parser/generator.ts:474](https://github.com/LuanRT/YouTube.js/blob/4729016fb98e7045ee4043857be7eef780c01e35/src/parser/generator.ts#L474)