1--TEST-- 2Traits can fulfill the requirements of abstract base classes. 3--FILE-- 4<?php 5error_reporting(E_ALL); 6 7abstract class Base { 8 abstract function sayWorld(); 9} 10 11trait Hello { 12 public function sayHello() { 13 echo 'Hello'; 14 } 15 public function sayWorld() { 16 echo ' World!'; 17 } 18 } 19 20class MyHelloWorld extends Base { 21 use Hello; 22} 23 24$o = new MyHelloWorld(); 25$o->sayHello(); 26$o->sayWorld(); 27 28?> 29--EXPECTF-- 30Hello World! 31
