| Total Complexity | 5 |
| Total Lines | 53 |
| Duplicated Lines | 0 % |
| Coverage | 20% |
| Changes | 2 | ||
| Bugs | 0 | Features | 0 |
| 1 | <?php |
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| 7 | final class Arr |
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| 8 | { |
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| 9 | /** |
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| 10 | * Getting unique values. |
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| 11 | * |
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| 12 | * @param array $array |
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| 13 | * |
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| 14 | * @return array |
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| 15 | */ |
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| 16 | 12 | public function unique(array $array): array |
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| 17 | { |
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| 18 | 12 | return array_values(array_filter(array_unique($array))); |
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| 19 | } |
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| 20 | |||
| 21 | /** |
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| 22 | * Getting the first element of an array. |
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| 23 | * |
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| 24 | * @param array $array |
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| 25 | * |
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| 26 | * @return mixed |
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| 27 | */ |
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| 28 | public function first(array $array) |
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| 29 | { |
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| 30 | return array_shift($array); |
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| 31 | } |
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| 32 | |||
| 33 | /** |
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| 34 | * Getting array keys. |
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| 35 | * |
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| 36 | * @param array $array |
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| 37 | * |
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| 38 | * @return array |
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| 39 | */ |
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| 40 | public function keys(array $array): array |
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| 43 | } |
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| 44 | |||
| 45 | /** |
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| 46 | * Transforming an array using the callback function. |
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| 47 | * |
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| 48 | * @param array $array |
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| 49 | * @param \Closure $callback |
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| 50 | * |
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| 51 | * @return array |
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| 52 | */ |
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| 53 | public function transform(array $array, Closure $callback): array |
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| 60 | } |
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| 61 | } |
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| 62 |