Countdown Timer
A beginner-friendly Svelte example: Create a countdown timer with pause and reset features
What You'll Learn
- Working with setInterval in Svelte
- Managing timer state
- Using lifecycle methods
- Time formatting and calculations
- Handling user interactions
Project Structure
countdown-timer/ ├── src/ │ ├── lib/ │ │ ├── Timer.svelte │ │ ├── Controls.svelte │ │ └── TimeInput.svelte │ ├── utils/ │ │ └── timeUtils.js │ └── App.svelte ├── public/ │ └── index.html └── package.json
Key Features
- Set custom countdown time
- Play, pause, and reset controls
- Visual progress indicator
- Time formatting (HH:MM:SS)
- Sound notifications
- Multiple timer presets