| 1 | <?php  | 
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| 7 | class CallbackMod extends ItemWrapper  | 
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| 8 | { | 
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| 9 | /**  | 
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| 10 | * Alter key and return.  | 
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| 11 | *  | 
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| 12 | * @param string $key  | 
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| 13 | *  | 
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| 14 | * @return string  | 
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| 15 | */  | 
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| 16 | public function key($key)  | 
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| 20 | |||
| 21 | /**  | 
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| 22 | * Alter value and return.  | 
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| 23 | *  | 
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| 24 | * @param string $value  | 
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| 25 | *  | 
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| 26 | * @return mixed  | 
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| 27 | */  | 
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| 28 | public function value($value)  | 
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| 32 | |||
| 33 | /**  | 
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| 34 | * Call the given callback.  | 
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| 35 | *  | 
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| 36 | * @param string $string  | 
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| 37 | *  | 
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| 38 | * @return string  | 
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| 39 | */  | 
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| 40 | protected function callCallback($string)  | 
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| 48 | }  | 
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| 49 |