| 1 | <?php |
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| 7 | abstract class Process implements ProcessInterface |
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| 8 | { |
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| 9 | /** |
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| 10 | * @var OutputInterface |
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| 11 | */ |
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| 12 | protected $output; |
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| 13 | |||
| 14 | /** |
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| 15 | * @var int |
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| 16 | */ |
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| 17 | protected $pid; |
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| 18 | |||
| 19 | /** |
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| 20 | * Process constructor. |
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| 21 | * @param OutputInterface $output |
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| 22 | */ |
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| 23 | public function __construct(OutputInterface $output, $worker) |
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| 29 | |||
| 30 | /** |
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| 31 | * @return string |
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| 32 | */ |
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| 33 | protected function getFormattedTime() : string |
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| 38 | |||
| 39 | /** |
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| 40 | * @return int |
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| 41 | */ |
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| 42 | public function getPid() : int |
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| 46 | } |
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| 47 |
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: