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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19 | View Code Duplication | class Events extends ArrayCollection implements FromArrayInterface |
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20 | { |
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21 | /** |
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22 | * @param Event $event |
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23 | * |
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24 | * @return $this |
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25 | */ |
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26 | public function addEvent(Event $event) |
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32 | |||
33 | /** |
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34 | * @param Event $event |
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35 | */ |
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36 | public function removeEvent(Event $event) |
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40 | |||
41 | /** |
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42 | * {@inheritdoc} |
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43 | */ |
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44 | public static function fromArray(array $data) |
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54 | } |
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55 |