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--TEST-- String backed enums can list cases --FILE-- <?php enum Suit: string { case Hearts = 'H'; case Diamonds = 'D'; case Clubs = 'C'; case Spades = 'S'; } var_dump(Suit::cases()); ?> --EXPECT-- array(4) { [0]=> enum(Suit::Hearts) [1]=> enum(Suit::Diamonds) [2]=> enum(Suit::Clubs) [3]=> enum(Suit::Spades) }