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<?php trait Comparable { abstract public function isGreaterThan($other); public function isLesserThan($other) { return $other->isGreaterThan($this); } public function equals($other) { return !($this->isGreaterThan($other) || $this->isLesserThan($other)); } } class SimpleInt { use Comparable; private $value; public function __construct($value) { $this->value = $value; } public function isGreaterThan($other) { return $this->value > $other->value; } } $i = new SimpleInt(10); echo (int)($i->equals($i));
Output for git.master, git.master_jit, rfc.property-hooks
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