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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23 | class DeleteQuery extends AbstractQuery |
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24 | { |
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25 | use Executable, From, Limit, OrderBy, Where; |
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26 | |||
27 | View Code Duplication | public function __construct() |
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35 | /** |
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36 | * Generates the raw SQL string for the query. |
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37 | * |
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38 | * @return string |
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39 | */ |
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40 | public function build() |
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53 | |||
54 | public function __clone() |
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61 | } |
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