PHP or a modern JavaScript framework? A comparison of where each one runs, typical use cases and architecture patterns, to help you pick a web stack.

Many people wonder what environment, what programming languages should be used in web development. Of course, there are a lot of different trends. In our opinion, we should start by comparing PHP to modern JavaScript (JS) frameworks includes an analysis of the differences in many aspects, such as the execution environment, major use cases and architectural patterns. Here is a breakdown of the key differences:
Where PHP runs, and where JavaScript runs
Own diagram
In summary, PHP and modern JavaScript frameworks handle different aspects of web development. PHP is a server-side language great for backend development, database interaction and rendering dynamic content. In contrast, modern JavaScript frameworks focus on improving the client-side experience, enabling the development of highly interactive and real-time web applications. The choice between the two often depends on the specific requirements of the project, the expertise of the development team and the desired user experience. You might as well use both solutions simultaneously, the so-called frontend in JavaScript and the backend in PHP to have the benefits of using both approaches.
Table of Contents · 6 sections · 5 minutes read
Rate this article
Back to the guide: Websites — a guide to the whole section

We found no independent Polish benchmark for SEO cost. How to turn a fee and its hours into an hourly rate, and what to ask before signing.

What each part of the PageSpeed Insights report means: 28 days of user data, the Lighthouse score, phone vs desktop, and why the score keeps changing.

Google Search Console without guesswork: verification, agency access, CTR and average position by Google's own definitions, and page indexing statuses.

What a product page needs: photos, the EU 30-day lowest-price rule, mandatory GPSR information, delivery, returns, reviews and Google structured data.

An ecommerce SEO audit runs mostly on free Google reports: indexing, Core Web Vitals, rich results, duplicates and Merchant Center data.

Google Merchant Center: site verification, product data, shipping and landing page rules, disapprovals, and Shopify, WooCommerce and IdoSell integrations.

WordPress themes are not chosen on looks: three fields in the directory tell you what a theme will cost you in a year, and what disappears when you switch.

A 502 Bad Gateway, 500, 503 or 504 error tells you which part failed: the application, the link between servers or an overload. And who to call.

A 404 Not Found on your own site is usually a page removed without a redirect. What 4xx status codes mean, what Google does and why our 404 returns 200.