PHP's Type System Dissected

PHP's Type System Dissected

Explore PHP's evolving type system in this comprehensive conference talk from PHP UK Conference. Delve into the fundamental concepts of types, type systems, and subtyping relations. Gain a deep understanding of PHP's type system components, type checking mechanisms, and implementation of Liskov's Substitution Principle (LSP) for subtyping. Discover how the strict_type declaration impacts PHP's type system and learn about the recent additions to PHP's type capabilities across multiple versions. Perfect for developers seeking to enhance their knowledge of PHP's type system and its practical applications in modern PHP development.