1--TEST-- 2Attributes can be retrieved from trait constants 3--FILE-- 4<?php 5 6class TestAttribute { 7 public function __construct(public string $value) {} 8} 9 10trait TestTrait { 11 #[TestAttribute(value: 123)] 12 public const Constant = 42; 13} 14 15class TestClass { 16 use TestTrait; 17} 18 19$reflection = new \ReflectionClass(TestTrait::class); 20var_dump($reflection->getReflectionConstant('Constant')->getAttributes('TestAttribute')[0]->getArguments()['value']); 21 22$reflection = new \ReflectionClass(TestClass::class); 23var_dump($reflection->getReflectionConstant('Constant')->getAttributes('TestAttribute')[0]->getArguments()['value']); 24 25?> 26--EXPECTF-- 27int(123) 28int(123) 29
