| Conditions | 5 | 
| Paths | 5 | 
| Total Lines | 20 | 
| Code Lines | 13 | 
| Lines | 0 | 
| Ratio | 0 % | 
| Changes | 1 | ||
| Bugs | 0 | Features | 0 | 
| 1 | <?php  | 
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| 20 | public static function validate($grai)  | 
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| 21 |     { | 
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| 22 |         if (strlen($grai) < 13) { | 
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| 23 | return false;  | 
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| 24 | }  | 
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| 25 | $grai = self::unDecorate($grai);  | 
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| 26 |         if (0 !== (int) $grai[0]) { | 
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| 27 | return false;  | 
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| 28 | }  | 
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| 29 | $grai = substr($grai, 1, strlen($grai) - 1);  | 
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| 30 |         if (strlen($grai) > 29) { | 
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| 31 | return false;  | 
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| 32 | }  | 
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| 33 | $gtin13 = substr($grai, 0, 13);  | 
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| 34 |         if (!ctype_alnum(substr($grai, 13, strlen($grai)))) { | 
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| 35 | return false;  | 
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| 36 | }  | 
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| 37 | |||
| 38 | return parent::check($gtin13, 13); // optional serial component not to be checked  | 
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| 39 | }  | 
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| 40 | }  | 
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| 41 | 
This check looks for a call to a parent method whose name is different than the method from which it is called.
Consider the following code:
The
getFirstName()method in theSoncalls the wrong method in the parent class.