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 $calendar_type; |
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| 24 | |||
| 25 | /** |
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| 26 | * Constructor of DayOf class |
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| 27 | */ |
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| 28 | public function __construct($date_time, $calendar_type = 'gregorian') |
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| 40 | |||
| 41 | /** |
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| 42 | * Which day of year is current day. |
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| 43 | * |
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| 44 | * @since Aug, 03 2015 |
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| 45 | * @return integer |
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| 46 | */ |
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| 47 | public function year() |
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| 53 | |||
| 54 | |||
| 55 | /** |
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| 56 | * Which day of week is current day. |
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| 57 | * |
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| 58 | * @since Aug, 09 2015 |
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| 59 | * @return integer |
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| 60 | */ |
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| 61 | public function week() |
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| 67 | |||
| 68 | /** |
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| 69 | * Return last day of current month |
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| 70 | * |
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| 71 | * @since Oct, 18 2016 |
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| 72 | * @return integer |
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| 73 | */ |
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| 74 | public function lastDayMonth() { |
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| 111 | } |
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| 112 |