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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9 | class CardinalNumber extends NumberCreation implements Cases { |
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10 | use RussianLanguage; |
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11 | |||
12 | protected $words = array( |
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13 | 1 => 'один', |
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14 | 2 => 'два', |
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15 | 3 => 'три', |
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16 | 4 => 'четыре', |
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17 | 5 => 'пять', |
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18 | 6 => 'шесть', |
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19 | 7 => 'семь', |
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20 | 8 => 'восемь', |
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21 | 9 => 'девять', |
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22 | 10 => 'десять', |
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23 | 11 => 'одиннадцать', |
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24 | 12 => 'двенадцать', |
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25 | 13 => 'тринадцать', |
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26 | 14 => 'четырнадцать', |
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27 | 15 => 'пятнадцать', |
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28 | 16 => 'шестнадцать', |
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29 | 17 => 'семнадцать', |
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30 | 18 => 'восемнадцать', |
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31 | 19 => 'девятнадцать', |
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32 | 20 => 'двадцать', |
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33 | 30 => 'тридцать', |
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34 | 40 => 'сорок', |
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35 | 50 => 'пятьдесят', |
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36 | 60 => 'шестьдесят', |
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37 | 70 => 'семьдесят', |
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38 | 80 => 'восемьдесят', |
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39 | 90 => 'девяносто', |
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40 | 100 => 'сто', |
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41 | 200 => 'двести', |
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42 | 300 => 'триста', |
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43 | 400 => 'четыреста', |
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44 | 500 => 'пятьсот', |
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45 | 600 => 'шестьсот', |
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46 | 700 => 'семьсот', |
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47 | 800 => 'восемьсот', |
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48 | 900 => 'девятьсот', |
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49 | ); |
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50 | |||
51 | protected $exponents = array( |
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52 | 1000 => 'тысяча', |
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53 | 1000000 => 'миллион', |
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54 | 1000000000 => 'миллиард', |
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55 | ); |
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56 | |||
57 | protected $declension; |
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58 | protected $plurality; |
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59 | |||
60 | protected $precalculated = array( |
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61 | 'один' => array( |
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62 | self::IMENIT => 'один', |
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63 | self::RODIT => 'одного', |
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64 | self::DAT => 'одному', |
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65 | self::VINIT => 'один', |
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66 | self::TVORIT => 'одним', |
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67 | self::PREDLOJ => 'об одном', |
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68 | ), |
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69 | 'два' => array( |
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70 | self::IMENIT => 'два', |
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71 | self::RODIT => 'двух', |
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72 | self::DAT => 'двум', |
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73 | self::VINIT => 'два', |
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74 | self::TVORIT => 'двумя', |
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75 | self::PREDLOJ => 'о двух', |
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76 | ), |
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77 | 'три' => array( |
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78 | self::IMENIT => 'три', |
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79 | self::RODIT => 'трех', |
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80 | self::DAT => 'трем', |
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81 | self::VINIT => 'три', |
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82 | self::TVORIT => 'тремя', |
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83 | self::PREDLOJ => 'о трех', |
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84 | ), |
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85 | 'четыре' => array( |
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86 | self::IMENIT => 'четыре', |
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87 | self::RODIT => 'четырех', |
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88 | self::DAT => 'четырем', |
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89 | self::VINIT => 'четыре', |
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90 | self::TVORIT => 'четырьмя', |
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91 | self::PREDLOJ => 'о четырех', |
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92 | ), |
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93 | 'двести' => array( |
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94 | self::IMENIT => 'двести', |
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95 | self::RODIT => 'двухсот', |
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96 | self::DAT => 'двумстам', |
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97 | self::VINIT => 'двести', |
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98 | self::TVORIT => 'двумястами', |
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99 | self::PREDLOJ => 'о двухстах', |
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100 | ), |
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101 | 'восемьсот' => array( |
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102 | self::IMENIT => 'восемьсот', |
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103 | self::RODIT => 'восьмисот', |
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104 | self::DAT => 'восьмистам', |
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105 | self::VINIT => 'восемьсот', |
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106 | self::TVORIT => 'восьмистами', |
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107 | self::PREDLOJ => 'о восьмистах', |
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108 | ), |
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109 | 'тысяча' => array( |
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110 | self::IMENIT => 'тысяча', |
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111 | self::RODIT => 'тысяч', |
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112 | self::DAT => 'тысячам', |
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113 | self::VINIT => 'тысяч', |
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114 | self::TVORIT => 'тысячей', |
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115 | self::PREDLOJ => 'о тысячах', |
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116 | ), |
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117 | ); |
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118 | |||
119 | public function getForms($number) { |
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231 | |||
232 | public function getForm($number, $form) { |
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236 | } |
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237 |
Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation.
You can also find more detailed suggestions in the “Code” section of your repository.