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<?php trait AbstractWorld { abstract public function getWorld(); } trait Hello { use AbstractWorld; public function getHello() { return 'Hello'; } public function sayHelloWorld() { echo "{$this->getWorld()} {$this->getHello()}\n"; } } trait World { public function getWorld() { return 'World'; } } class MyHelloWorld { use Hello, World; } (new MyHelloWorld)->sayHelloWorld();
Output for 7.1.26 - 7.1.33, 7.2.17 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.31, 8.3.0 - 8.3.31, 8.4.1 - 8.4.22, 8.5.0 - 8.5.7
World Hello
preferences:
98.21 ms | 1434 KiB | 4 Q