This is a very forward-looking question - 'questioning classic SEO techniques and rules to enhance practical experience'. In fact, many so-called "SEO biblical rules of thumb" have become invalid or lost their effectiveness with the evolution of search engine algorithms ..
In practical development, the improvement of PHP performance not only depends on the optimization of the server environment, but also on language level optimization and code level optimization. Reasonably utilizing the language features and programming habits of PHP can enable you to write more efficiently and effectively ..