| 1 | <?php |
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| 17 | class UserCreateDate implements DeltaInterface |
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| 18 | { |
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| 19 | /** |
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| 20 | * Database. |
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| 21 | * |
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| 22 | * @var Database |
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| 23 | */ |
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| 24 | protected $db; |
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| 25 | |||
| 26 | /** |
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| 27 | * Construct. |
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| 28 | * |
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| 29 | * @param Database $db |
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| 30 | */ |
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| 31 | public function __construct(Database $db) |
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| 35 | |||
| 36 | /** |
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| 37 | * Start. |
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| 38 | * |
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| 39 | * @return bool |
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| 40 | */ |
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| 41 | public function start(): bool |
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| 52 | } |
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| 53 |
This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently.
Both the
$myVarassignment in line 1 and the$higherassignment in line 2 are dead. The first because$myVaris never used and the second because$higheris always overwritten for every possible time line.