Not a book per se, but (since you mention Laravel) the Laravel framework documentation is excellent for high-level best practices for PHP web development. http

Not a book per se, but (since you mention Laravel) the Laravel framework documentation is excellent for high-level best practices for PHP web development. https://laravel.com/docs/7.x/ https://laravel.com/docs/7.x/ I reference this site when I'm unsure which approach to follow with PHP. https://phptherightway.com/ https://phptherightway.com/ If interoperability is important, the recommended standards make good reading. https://www.php-fig.org/ https://www.php-fig.org/