If you prefer reading a PDF or e-book, purchase or access legal copies. This ensures you get a book that covers modern syntax (like the match expression, constructor property promotion, and attributes found in PHP 8).
PHP 8 introduced Just-In-Time (JIT) compilation, which isn't covered in older texts. If you prefer reading a PDF or e-book,
These searches will yield legal, updated results without the dead ends and security risks. constructor property promotion