[ 'features' => [ [ 'title' => 'URI Extension', 'about' => 'PHP 8.5 adds a built-in URI extension to parse, normalize, and handle URLs following RFC 3986 and WHATWG URL standards.', ], [ 'title' => 'Pipe Operator', 'about' => 'The `|>` operator enables chaining callables left-to-right, passing values smoothly through multiple functions without intermediary variables.', ], [ 'title' => 'Clone With', 'about' => 'Clone objects and update properties with the new `clone()` syntax, making the "with-er" pattern simple for readonly classes.', ], [ 'title' => '`#[\NoDiscard]` Attribute', 'about' => 'The `#[\NoDiscard]` attribute warns when a return value isn’t used, helping prevent mistakes and improving overall API safety.', ], [ 'title' => 'Closures and First-Class Callables in Constant Expressions', 'about' => 'Static closures and first-class callables can now be used in constant expressions, such as attribute parameters.', ], [ 'title' => 'Persistent cURL Share Handles', 'about' => 'Handles can now be persisted across multiple PHP requests, avoiding the cost of repeated connection initialization to the same hosts.', ], ], ], '8.4' => [ 'support_label' => 'Supported', 'features' => [ [ 'title' => 'Property Hooks', 'short' => 'Property Hooks allow intercepting properties', ], [ 'title' => 'Asymmetric Property Visibility', 'short' => 'Asymmetric Visibility for get and set', ], [ 'title' => '#[Deprecated] Attribute', 'short' => '`#[Deprecated]` attribute signals removal intent', ], [ 'title' => 'Additional Array Functions', 'short' => 'New array lookup and query options', ], ], ], '8.3' => [ 'support_label' => 'Security Support', 'features' => [ [ 'title' => 'Typed Class Constants', 'short' => 'Class constants can now be typed', ], [ 'title' => 'Dynamic Class Constants', 'about' => 'Class constants can now be accessed via dynamic calls', ], [ 'title' => 'Readonly Deep Cloning', 'short' => 'Enhanced deep cloning of readonly instances', ], [ 'title' => 'Randomizer Improvements', 'short' => 'Generate random strings from provided character sets', ], ], ], '8.2' => [ 'support_label' => 'Security Support', 'features' => [ [ 'title' => 'Readonly classes', 'short' => 'Entire classes can now be marked Readonly', ], [ 'title' => 'Disjunction Normal Form Types', 'short' => 'Improved type support with Disjunction Normal Forms', ], [ 'title' => 'Improved Standalone Types', 'short' => '`Null`, `true` and `false` are now usable as types', ], ], ], /* * The rest of these were AI generated */ '8.1' => [ 'support_label' => 'End of Life', 'features' => [ [ 'title' => 'Enums', 'short' => 'Native support for Enumerations', ], [ 'title' => 'Fibers', 'short' => 'Core support for asynchronous programming', ], [ 'title' => 'Readonly Properties', 'short' => 'Class properties can be permanently marked readonly', ], [ 'title' => 'First-class Callable Syntax', 'short' => 'Clean syntax for creating closures from callables', ], ], ], '8.0' => [ 'support_label' => 'End of Life', 'features' => [ [ 'title' => 'Named Arguments', 'short' => 'Pass arguments to functions based on parameter names', ], [ 'title' => 'Attributes', 'short' => 'Native syntax for structured metadata (annotations)', ], [ 'title' => 'Constructor Property Promotion', 'short' => 'Shorthand syntax for defining and initializing properties', ], [ 'title' => 'Match Expression', 'short' => 'Strict, expression-based alternative to switch statements', ], ], ], '7.4' => [ 'support_label' => 'End of Life', 'features' => [ [ 'title' => 'Typed Properties', 'short' => 'Class properties fully support type declarations', ], [ 'title' => 'Arrow Functions', 'short' => 'Concise syntax for simple one-liner closures', ], [ 'title' => 'Null Coalescing Assignment', 'short' => 'Assign values quickly using the ??= operator', ], [ 'title' => 'Spread Operator in Arrays', 'short' => 'Unpack arrays directly inside other arrays using ...', ], ], ], '7.3' => [ 'support_label' => 'End of Life', 'features' => [ [ 'title' => 'Flexible Heredoc/Nowdoc', 'short' => 'Improved formatting and indentation parsing for multi-line strings', ], [ 'title' => 'Trailing Commas', 'short' => 'Allow trailing commas in function calls', ], [ 'title' => 'Array Destructuring References', 'short' => 'List destructuring supports assignment by reference', ], [ 'title' => 'is_countable()', 'short' => 'New function to safely verify if a variable is countable', ], ], ], '7.2' => [ 'support_label' => 'End of Life', 'features' => [ [ 'title' => 'Object Typehint', 'short' => 'Use \'object\' as a formal type declaration', ], [ 'title' => 'Argon2 Hashing', 'short' => 'Native support for the Argon2 password hashing algorithm', ], [ 'title' => 'Libsodium Integration', 'short' => 'Modern cryptography via the core Sodium extension', ], [ 'title' => 'Abstract Method Overriding', 'short' => 'Traits can now be overridden by abstract methods', ], ], ], '7.1' => [ 'support_label' => 'End of Life', 'features' => [ [ 'title' => 'Nullable Types', 'short' => 'Prepend types with a question mark to allow nulls', ], [ 'title' => 'Void Return Type', 'short' => 'Functions can explicitly declare a \'void\' return', ], [ 'title' => 'Iterable Pseudo-type', 'short' => 'Accept arrays or Traversable objects interchangeably', ], [ 'title' => 'Multi-catch Exceptions', 'short' => 'Catch multiple exception types within a single block', ], ], ], '7.0' => [ 'support_label' => 'End of Life', 'features' => [ [ 'title' => 'Scalar Type Declarations', 'short' => 'Type hinting for int, float, string, and bool', ], [ 'title' => 'Return Type Declarations', 'short' => 'Specify the strict return type of a function', ], [ 'title' => 'Null Coalescing Operator', 'short' => 'Simplify isset checks with the ?? operator', ], [ 'title' => 'Spaceship Operator', 'short' => 'Combined comparison using the <=> operator', ], ], ], '5.6' => [ 'support_label' => 'End of Life', 'features' => [ [ 'title' => 'Variadic Functions', 'short' => 'Accept variable-length argument lists using ...', ], [ 'title' => 'Argument Unpacking', 'short' => 'Unpack arrays dynamically into function arguments', ], [ 'title' => 'Constant Scalar Expressions', 'short' => 'Use basic math and expressions when defining constants', ], [ 'title' => 'Exponentiation Operator', 'short' => 'Calculate powers easily using the ** operator', ], ], ], '5.5' => [ 'support_label' => 'End of Life', 'features' => [ [ 'title' => 'Generators', 'short' => 'Create simple iterators using the \'yield\' keyword', ], [ 'title' => 'Finally Keyword', 'short' => 'Execute code unconditionally after try/catch blocks', ], [ 'title' => '::class Resolution', 'short' => 'Fetch fully qualified class names as strings', ], [ 'title' => 'empty() Expressions', 'short' => 'The empty() construct now accepts arbitrary expressions', ], ], ], '5.4' => [ 'support_label' => 'End of Life', 'features' => [ [ 'title' => 'Traits', 'short' => 'Enable horizontal code reuse across independent classes', ], [ 'title' => 'Short Array Syntax', 'short' => 'Define arrays cleanly using the [] syntax', ], [ 'title' => 'Built-in Web Server', 'short' => 'Integrated CLI web server for local development', ], [ 'title' => 'Closure $this', 'short' => 'Anonymous functions can automatically access object scope', ], ], ], '5.3' => [ 'support_label' => 'End of Life', 'features' => [ [ 'title' => 'Namespaces', 'short' => 'Organize code and prevent naming collisions', ], [ 'title' => 'Late Static Binding', 'short' => 'Reference the called class context using static::', ], [ 'title' => 'Closures', 'short' => 'Support for anonymous functions and inline callbacks', ], [ 'title' => 'Ternary Shortcut', 'short' => 'Omit the middle expression using the ?: operator', ], ], ], '5.2' => [ 'support_label' => 'End of Life', 'features' => [ [ 'title' => 'JSON Support', 'short' => 'Native json_encode and json_decode functions added', ], [ 'title' => 'Filter Extension', 'short' => 'Built-in data validation and sanitization filters', ], [ 'title' => 'Zip Extension', 'short' => 'Native support for creating and reading ZIP archives', ], [ 'title' => 'DateTime Extension', 'short' => 'Introduction of the object-oriented DateTime class', ], ], ], '5.1' => [ 'support_label' => 'End of Life', 'features' => [ [ 'title' => 'PDO Extension', 'short' => 'Standardized, lightweight interface for database access', ], [ 'title' => 'Performance Upgrades', 'short' => 'Significant execution speed improvements over 5.0', ], [ 'title' => 'Magic Methods', 'short' => 'Added support for __isset() and __unset()', ], [ 'title' => 'Type Hinting for Arrays', 'short' => 'Allow \'array\' as an explicit parameter type hint', ], ], ], '5.0' => [ 'support_label' => 'End of Life', 'features' => [ [ 'title' => 'Zend Engine 2', 'short' => 'A completely rewritten core engine for better performance', ], [ 'title' => 'Robust Object Model', 'short' => 'Introduction of true OOP with visibility (public/protected/private)', ], [ 'title' => 'Exceptions', 'short' => 'Standardized try/catch error handling model', ], [ 'title' => 'SimpleXML', 'short' => 'An easy-to-use extension for parsing XML structures', ], ], ], '4.4' => [ 'support_label' => 'End of Life', 'features' => [ [ 'title' => 'Reference Memory Fixes', 'short' => 'Fixed major memory corruption issues related to references', ], [ 'title' => 'max_input_nesting_level', 'short' => 'Added an INI directive to limit the nesting level of input variables', ], [ 'title' => 'Stream-based Hashing', 'short' => 'File hashing functions now use streams instead of low-level IO', ], [ 'title' => 'SORT_LOCALE_STRING', 'short' => 'Added flag to sort arrays based on the current locale', ], ], ], '4.3' => [ 'support_label' => 'End of Life', 'features' => [ [ 'title' => 'Command Line Interface', 'short' => 'Introduced a separate CLI SAPI for developing shell applications', ], [ 'title' => 'Streams API', 'short' => 'Unified approach to handling files, pipes, sockets, and I/O resources', ], [ 'title' => 'Bundled GD Library', 'short' => 'The GD image manipulation library is now bundled by default', ], [ 'title' => 'New Build System', 'short' => 'A more portable and less resource-consuming build process', ], ], ], '4.2' => [ 'support_label' => 'End of Life', 'features' => [ [ 'title' => 'register_globals Off', 'short' => 'External variables are no longer registered in the global scope by default', ], [ 'title' => 'Sockets Overhaul', 'short' => 'Major overhaul of the sockets extension for better reliability', ], [ 'title' => 'File Upload Performance', 'short' => 'Highly improved performance and handling of file uploads', ], [ 'title' => 'Apache 2 Support', 'short' => 'Introduced experimental support for the Apache 2 web server', ], ], ], '4.1' => [ 'support_label' => 'End of Life', 'features' => [ [ 'title' => 'Superglobals', 'short' => 'Introduced autoglobal arrays like $_GET, $_POST, and $_SESSION', ], [ 'title' => 'Windows Performance', 'short' => 'Revolutionary performance and stability improvements under Windows', ], [ 'title' => 'Output Compression', 'short' => 'Added turn-key output compression support', ], [ 'title' => 'Extension Versioning', 'short' => 'Added infrastructure to support version numbers for different extensions', ], ], ], '4.0' => [ 'support_label' => 'End of Life', 'features' => [ [ 'title' => 'Zend Engine', 'short' => 'A new, highly optimized two-stage parse and execute engine', ], [ 'title' => 'Native Sessions', 'short' => 'Built-in support for HTTP session management', ], [ 'title' => 'Output Buffering', 'short' => 'Ability to buffer output before sending it to the browser', ], [ 'title' => 'Enhanced OOP', 'short' => 'More comprehensive object-oriented programming support over PHP 3', ], ], ], ];