| 1 | <?php |
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| 18 | trait ReturningTrait |
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| 19 | { |
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| 20 | /** |
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| 21 | * |
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| 22 | * The columns to be returned. |
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| 23 | * |
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| 24 | * @var array |
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| 25 | * |
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| 26 | */ |
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| 27 | protected $returning = []; |
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| 28 | |||
| 29 | /** |
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| 30 | * |
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| 31 | * Adds returning columns to the query. |
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| 32 | * |
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| 33 | * Multiple calls to returning() will append to the list of columns, not |
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| 34 | * overwrite the previous columns. |
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| 35 | * |
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| 36 | * @param array $cols The column(s) to add to the query. |
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| 37 | * |
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| 38 | * @return $this |
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| 39 | * |
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| 40 | */ |
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| 41 | 3 | public function returning(array $cols) |
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| 48 | } |
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| 49 |
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: