--- title: "Mastering Modern PHP: Top 18 Features to Elevate Your Code in 2023" url: https://daily.dev/posts/mastering-modern-php-top-18-features-to-elevate-your-code-in-2023-ptym3cacw source_url: https://ebuz.xyz/mastering-modern-php-top-18-features-to-elevate-your-code-in-2023/ type: article source: "Community Picks" published: 2023-06-04T11:04:38.273Z updated: 2023-12-07T12:02:45.284Z tags: ["performance", "php"] reading_time: 2 upvotes: 45 comments: 0 language: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Mastering Modern PHP: Top 18 Features to Elevate Your Code in 2023 **[Community Picks](https://daily.dev/sources/community)** · 2 min read · 45 upvotes · 0 comments ## Summary The Just-In-Time (JIT) compiler improves PHP’s performance by compiling parts of the code at runtime. Union Types: Allows specifying multiple types for a single variable or function parameter. Union Type System: Better type checking and support for mixed, static, and never types. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Don’t just attend KubeCon \+ CloudNativeCon, Merge Forward your experience\!](https://daily.dev/posts/don-t-just-attend-kubecon-cloudnativecon-merge-forward-your-experience--l0rpp73x8) · CNCF · 0 upvotes · 0 comments - [Announcing H2 2026 KCDs](https://daily.dev/posts/announcing-h2-2026-kcds-m96goajm1) · CNCF · 1 upvotes · 0 comments - [Two months of Open Community Groups](https://daily.dev/posts/two-months-of-open-community-groups-asf52zhbs) · CNCF · 0 upvotes · 0 comments - [CNCF Unveils Schedule for KubeCon \+ CloudNativeCon Europe 2026](https://daily.dev/posts/cncf-unveils-schedule-for-kubecon-cloudnativecon-europe-2026-ikhcoa5cb) · CNCF · 2 upvotes · 0 comments - [CNCF Debuts KubeCon \+ CloudNativeCon Japan 2026 Schedule](https://daily.dev/posts/cncf-debuts-kubecon-cloudnativecon-japan-2026-schedule-xp5pyudub) · CNCF · 1 upvotes · 0 comments --- Tags: [#performance](https://daily.dev/tags/performance), [#php](https://daily.dev/tags/php) [View this post on daily.dev](https://daily.dev/posts/mastering-modern-php-top-18-features-to-elevate-your-code-in-2023-ptym3cacw)