@@ -80,7 +80,7 @@  | 
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| 80 | 80 | private static function validateAsString($value)  | 
                                                        
| 81 | 81 |      { | 
                                                        
| 82 | 82 |          if (!is_string($value)) { | 
                                                        
| 83 | -            throw new FilterException('"' . var_export($value, true) . '" $value is not a string'); | 
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| 83 | +            throw new FilterException('"'.var_export($value, true).'" $value is not a string'); | 
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| 84 | 84 | }  | 
                                                        
| 85 | 85 | }  | 
                                                        
| 86 | 86 | |