Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
| 1 | <?php |
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| 11 | View Code Duplication | class FeatureVoter implements VoterInterface |
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| 12 | { |
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| 13 | /** |
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| 14 | * {@inheritdoc} |
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| 15 | */ |
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| 16 | 5 | public function vote($parameter = null, $user = null, array $additional = []) |
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| 24 | } |
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| 25 |