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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8 | View Code Duplication | class LongValue extends AbstractValue |
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9 | { |
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10 | /** |
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11 | * @param int $value |
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12 | * |
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13 | * @return string |
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14 | */ |
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15 | 27 | public static function encode($value) |
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20 | /** |
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21 | * @param Buffer $data |
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22 | * |
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23 | * @return int |
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24 | */ |
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25 | 27 | public static function decode(Buffer $data) |
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29 | } |
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30 |