What's new in PHP 8.3. Derick Rethans

PHP 8.3 Highlights

• Read-only classes and properties can simplify code and prevent errors
• Typed class constants allow for more readable and maintainable code
• The dot, dot, dot operator has been improved for better error handling
• PHP 8.3 introduces a new JIT engine for better performance and optimization
• The overwrite attribute allows for more efficient and cleaner code
• The parser now has support for XML document and HTML5 parsing
• The enumerations feature has been improved with better syntax and error handling
• The read-only keyword can be used to ensure properties remain immutable
• PHP 8.3 includes a new JIT engine and other performance enhancements
• The language has improved error handling and debugging tools
• The API has been expanded to include more features and improvements