@@ -33,10 +33,10 @@  | 
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| 33 | 33 |      { | 
                                                        
| 34 | 34 |          foreach ($arr as $key => $value) { | 
                                                        
| 35 | 35 |              if ($value === null) { | 
                                                        
| 36 | - $arr[$key] = '';  | 
                                                        |
| 36 | + $arr[ $key ] = '';  | 
                                                        |
| 37 | 37 | }  | 
                                                        
| 38 | 38 |              if (is_array($value)) { | 
                                                        
| 39 | - $arr[$key] = $this->filterNullValuesFromArray($value);  | 
                                                        |
| 39 | + $arr[ $key ] = $this->filterNullValuesFromArray($value);  | 
                                                        |
| 40 | 40 | }  | 
                                                        
| 41 | 41 | }  | 
                                                        
| 42 | 42 | |