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26 lines
535 B
26 lines
535 B
<?php
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interface Colorful {
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public function color(): string;
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}
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enum Suit implements Colorful {
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case Hearts;
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case Diamonds;
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case Clubs;
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case Spades;
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public function color(): string {
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return match ($this) {
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self::Hearts, self::Diamonds => 'Red',
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self::Clubs, self::Spades => 'Black',
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};
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}
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}
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function main()
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{
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echo Suit::Hearts->color() . "\n";
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echo Suit::Diamonds->color() . "\n";
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echo Suit::Clubs->color() . "\n";
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echo Suit::Spades->color() . "\n";
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} |