PHP SMTP Form

A tiny PHP form that sends the textarea contents to a fixed recipient from .env.

Setup

1. Copy .env.example to .env.
2. Fill in the SMTP server, login, sender, and MAIL_TO address.
3. Run the app:

php -S localhost:8000

Then open http://localhost:8000.

Environment Values

• SMTP_HOST: SMTP server hostname.
• SMTP_PORT: Usually 587 for STARTTLS or 465 for SSL.
• SMTP_SECURE: Use tls, ssl, or none.
• SMTP_USERNAME: SMTP username.
• SMTP_PASSWORD: SMTP password.
• SMTP_FROM: Sender email address.
• SMTP_FROM_NAME: Optional display name for the sender.
• MAIL_TO: Fixed recipient address.
• MAIL_SUBJECT: Optional email subject.