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<?php |
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namespace WebTheory\Collection\Comparison\Abstracts; |
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use WebTheory\Collection\Contracts\CollectionComparatorInterface; |
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abstract class AbstractCollectionComparator implements CollectionComparatorInterface |
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{ |
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public function diff(array $array, array $values): array |
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{ |
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return array_values( |
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array_udiff($array, $values, $this->getComparisonFunction()) |
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); |
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} |
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public function contrast(array $array1, array $array2): array |
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{ |
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return [ |
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...$this->diff($array1, $array2), |
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...$this->diff($array2, $array1), |
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]; |
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} |
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public function intersect($array, $values): array |
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{ |
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return array_values( |
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array_uintersect($array, $values, $this->getComparisonFunction()) |
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); |
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} |
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public function matches(array $array1, array $array2): bool |
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{ |
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return empty($this->contrast($array1, $array2)); |
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} |
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protected function stripDuplicates(array $array): array |
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{ |
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return array_unique($array, SORT_REGULAR); |
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} |
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protected function whatEvenIsThis(array $array1, array $array2): array |
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{ |
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/* |
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if both primary and secondary are empty this will return false |
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because the "array_diff" family of functions returns an empty array |
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if the first array provided is empty itself. if both arrays are |
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empty this will return an empty array as there is no difference. |
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*/ |
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return !empty($array1) |
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? $this->diff($array1, $array2) |
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: $this->diff($array2, $array1); |
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} |
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} |
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spider-mane /
collection
