How to Build a QR Code Attendance System in PHP - Full Tutorial

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Introduction to QR Codes: Understanding what QR codes are and how they work.
Setting Up the Environment: Installing the necessary tools and software for PHP development.
Creating the Attendance System: Step-by-step coding instructions to build your attendance system.
Generating QR Codes: How to create unique QR codes for each student.
Scanning QR Codes: Implementing a scanner to read QR codes for attendance.