PHP 8.3, a major update to the popular server-side web scripting language, offers features such as explicit typing of class constants, deep cloning of readonly properties, and additions to randomness ...

The method assumes that the first non-empty token before the constant name must be T_CONST for a constant to be a class constant, but this is not the case for typed class constants. The example above ...

PHP 8.3 allows defining a type for class constants (see https://php.watch/versions/8.3/typed-constants) to enforce compatibility with overrides and have better static ...