gistfile1.txt

<?php


	interface iFoo {
		public function bar();
	}

	abstract class aFoo {
		abstract public function bar();
	}

	class concFoo extends aFoo implements iFoo{
		public function bar() {
			return 'baz';
		}
	}


$foo = new concFoo();
echo $foo->bar().PHP_EOL;