- Basic examples
- Hello, World
- Hello, Name
- Hello, HTML
- Making HTTP requests
- File examples
- File upload
- Email examples
- Sending Email
- Contact Form
- Sending Email Attachments
- URL Contents as an Attachment
- User authentication
- Password Hashing
- Twitter Authentication
- Storage examples
- Counter
- Mobile Verification
- HTML examples
- Generating HTML From a Template
- XML examples
- Parsing RSS
- Weather
- Other services
- reCAPTCHA
- Stripe Payments
- Stripe Webhooks
- Twilio SMS
- Twilio: Receive Texts, Make Calls
- Amazon S3 Upload
- Windows Azure Blob Upload
- Twitter: Sending a Tweet
- Monitoring
- Heartbeat Monitoring
- Website Uptime Monitoring
- Gaming
- Tic-Tac-Toe
- Leaderboard
reCAPTCHA
This example validates a reCAPTCHA.
Script Code
Demo Code
The button under the CAPTCHA is controlled by the following JavaScript: