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 | class PurgeFileQuery extends AbstractResourcesAwareQuery implements QueryInterface |
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12 | { |
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13 | const URL = 'https://api.cdn77.com/v2.0/data/purge'; |
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14 | |||
15 | /** |
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16 | * @param null $resource |
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17 | * @param array $files |
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18 | * |
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19 | * @return mixed|null |
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20 | */ |
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21 | 1 | public function execute($resource = null, array $files = array()) |
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47 | } |
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48 |
This check looks from parameters that have been defined for a function or method, but which are not used in the method body.