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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| 8 | class DayOf |
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| 9 | { |
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| 10 | /** |
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| 11 | * @var object |
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| 12 | */ |
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| 13 | protected $date_time; |
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| 14 | |||
| 15 | /** |
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| 16 | * @var array |
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| 17 | */ |
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| 18 | protected $config; |
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| 19 | |||
| 20 | /** |
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| 21 | * @var string |
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| 22 | */ |
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| 23 | protected $calendar_type; |
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| 24 | |||
| 25 | /** |
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| 26 | * @var int |
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| 27 | */ |
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| 28 | protected $day_of_week; |
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| 29 | |||
| 30 | /** |
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| 31 | * Constructor of DayOf class |
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| 32 | */ |
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| 33 | public function __construct($date_time, $calendar_type = 'gregorian', $day_of_week = null) |
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| 47 | |||
| 48 | /** |
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| 49 | * Which day of year is current day. |
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| 50 | * |
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| 51 | * @since Aug, 03 2015 |
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| 52 | * @return integer |
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| 53 | */ |
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| 54 | public function year() |
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| 60 | |||
| 61 | |||
| 62 | /** |
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| 63 | * Which day of week is current day. |
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| 64 | * |
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| 65 | * @since Aug, 09 2015 |
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| 66 | * @return integer |
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| 67 | */ |
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| 68 | public function week() |
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| 73 | |||
| 74 | /** |
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| 75 | * Return last day of current month |
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| 76 | * |
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| 77 | * @since Oct, 18 2016 |
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| 78 | * @return integer |
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| 79 | */ |
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| 80 | public function lastDayMonth() { |
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| 115 | } |
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| 116 |