Understanding PHP sessions and cookies for state management.
Exploring PHP exception handling.
Understanding PHP generators and namespaces.
Learning about PHP database connectivity with MySQL.
Understanding form handling with PHP and MySQL.
Understanding file uploads and downloads in PHP.
Exploring handling of CSV files with fgetcsv and fputcsv.
Learning about PDF generation with TCPDF and FPDF.
Understanding file permissions in PHP.
Understanding prepared statements in PHP for security.