What are the functions of phpqrcode?

PHPQRCode is a PHP library used for generating QR codes, which includes key functions like:

1. Generate QR code: create an image that can contain various types of information such as text, URLs, phone numbers, and more.
2. Support for different versions and error correction levels of QR codes: QR codes can be generated with different versions and error correction levels based on the requirements.
3. Customize colors and sizes: You can personalize the colors and sizes of the generated QR codes.
4. Output format: Support output as image files or direct output to the browser.
5. Flexibility: The generated QR code image’s style and content can be adjusted by configuring various parameters.
6. Compatibility: Able to work with various versions of PHP and easy to integrate into existing PHP projects.

In general, PHPQRCode offers a convenient, flexible, and easy-to-use way to generate QR codes.