Conditions | 2 |
Paths | 2 |
Total Lines | 11 |
Code Lines | 7 |
Lines | 0 |
Ratio | 0 % |
Changes | 1 | ||
Bugs | 0 | Features | 0 |
1 | <?php |
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25 | public static function mod11($input): int |
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26 | { |
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27 | $numbers = array_reverse(str_split((string) $input)); |
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28 | $factor = [2, 3, 4, 5, 6, 7, 8, 9]; |
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29 | $size = count($factor); |
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30 | $i = $sum = 0; |
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31 | foreach ($numbers as $number) { |
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32 | $sum += $number * $factor[$i++ % $size]; |
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33 | } |
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34 | |||
35 | return 11 - (($sum * 10 ) % 11); |
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36 | } |
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38 |