| 1 | <?php |
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| 6 | * @author Eric Braun <[email protected]> |
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| 7 | */ |
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| 8 | abstract class Enum |
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| 9 | { |
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| 10 | /** @var array */ |
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| 11 | protected static $cache; |
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| 12 | |||
| 13 | /** |
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| 14 | * @param string|int $value |
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| 15 | * |
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| 16 | * @return bool |
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| 17 | */ |
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| 18 | public static function isValid($value) |
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| 22 | |||
| 23 | /** |
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| 24 | * @return array |
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| 25 | */ |
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| 26 | public static function getValues() |
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| 27 | { |
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| 28 | if (!isset(static::$cache[static::class])) { |
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| 29 | $reflection = new \ReflectionClass(static::class); |
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| 30 | static::$cache[static::class] = $reflection->getConstants(); |
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| 31 | } |
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| 32 | |||
| 33 | return static::$cache[static::class]; |
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| 34 | } |
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| 36 |