Introduction The builder workspace Build your first page

Apps and pages Elements and the tree Layout and styling Responsive layouts Components and instances Repeating and conditional elements

Props Stores Types and schemas Bindings and expressions Component props Route and session values External data

Events Functions and parameters Actions Reading and updating state Hooks Navigation

Build a landing page Build a contact form Build a searchable directory Build a list and detail view Build a dashboard Build a multi-step form Create a reusable component library Connect a page to an API

Building with AI Connect MCP Previewing and debugging Publishing your app

Core conceptsBehavior

Functions and parameters

Behavior in Codelab.

Functions

A function takes inputs and may produce an output. Its parameters and return type describe its signature.

The registry lists supplied functions, including Supabase authentication and data operations.

Parameters and arguments

Parameters declare inputs. Arguments supply their values at a call site.

A function binding stores the target in functionId and arguments in instanceParams.

Events

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Functions Parameters and arguments