| 1 | <?php |
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| 9 | trait SortingTrait |
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| 10 | { |
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| 11 | /** |
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| 12 | * @return mixed |
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| 13 | */ |
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| 14 | public function end() |
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| 19 | |||
| 20 | /** |
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| 21 | * @return mixed |
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| 22 | */ |
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| 23 | public function current() |
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| 27 | |||
| 28 | /** |
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| 29 | * @return mixed |
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| 30 | */ |
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| 31 | public function next() |
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| 36 | /** |
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| 37 | * @return mixed |
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| 38 | */ |
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| 39 | public function rewind() |
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| 45 | |||
| 46 | /** |
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| 47 | * @return $this |
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| 48 | */ |
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| 49 | public function ksort() |
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| 55 | |||
| 56 | /** |
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| 57 | * @param $callback |
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| 58 | * @return $this |
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| 59 | */ |
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| 60 | public function usort($callback) |
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| 66 | |||
| 67 | /** |
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| 68 | * @param $callback |
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| 69 | * @return $this |
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| 70 | */ |
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| 71 | public function uasort($callback) |
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| 77 | |||
| 78 | /** |
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| 79 | * @return $this |
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| 80 | */ |
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| 81 | public function shuffle() |
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| 87 | } |
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| 88 |
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: