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:
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11 | final class JSONEncoder |
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13 | private function __construct() |
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17 | 9 | View Code Duplication | public static function encode($value) |
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34 | View Code Duplication | public static function decode($json) |
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