Svelte Tutorial

1. Svelte Introduction

What makes Svelte a compiler instead of a runtime library, and how to scaffold a project.

2. Reactivity and Components

Plain let variables as reactive state and reactive statements with the $: syntax.

3. Props and Events

Declaring props with export let, dispatching custom events, and two-way binding with bind:value.

4. Stores

Sharing state across components with writable and readable stores and the $store syntax.

5. SvelteKit Basics

What SvelteKit adds over plain Svelte — file-based routing and load functions — with a complete example.

6. Testing Svelte Apps

Vitest and Testing Library for Svelte, with complete component test examples.

7. Svelte Interview Questions

Common Svelte interview questions covering the compiler approach, reactivity, stores, SvelteKit, and testing.