This JavaScript demo application provides a detailed walkthrough of encoding a text string into a QR Code. The process involves analyzing Unicode characters, creating data segments, fitting to version numbers, concatenating segments, adding padding, splitting blocks, and more. The unique aspect is the demonstration of drawing fixed patterns and applying masks to the modules. The content includes thorough statistics and the math behind computing error correction codes. The web application’s source TypeScript and JavaScript code is available for viewing. Additionally, various resources for learning more about QR codes and their applications are listed for further research or exploration.
https://www.nayuki.io/page/creating-a-qr-code-step-by-step