@@ -82,7 +82,7 @@ discard block  | 
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| 82 | 82 | */  | 
                                                        
| 83 | 83 | public static function getPDO($config, $options)  | 
                                                        
| 84 | 84 |      { | 
                                                        
| 85 | -        if (array_key_exists("pdo",$options)) { | 
                                                        |
| 85 | +        if (array_key_exists("pdo", $options)) { | 
                                                        |
| 86 | 86 | return $options["pdo"];  | 
                                                        
| 87 | 87 | }  | 
                                                        
| 88 | 88 | return Persistence::getPDO($config);  | 
                                                        
@@ -186,7 +186,7 @@ discard block  | 
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| 186 | 186 | }  | 
                                                        
| 187 | 187 | |
| 188 | 188 | $result = $data;  | 
                                                        
| 189 | -        for ($i=1;$i<$level;$i++) { | 
                                                        |
| 189 | +        for ($i = 1; $i < $level; $i++) { | 
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| 190 | 190 | $tmp = Matrix::multiply($result, $data);  | 
                                                        
| 191 | 191 | $result = Matrix::sum($result, $tmp);  | 
                                                        
| 192 | 192 | }  | 
                                                        
@@ -180,8 +180,7 @@  | 
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| 180 | 180 | |
| 181 | 181 |          if (array_key_exists("level", $options)) { | 
                                                        
| 182 | 182 | $level = $options["level"];  | 
                                                        
| 183 | - }  | 
                                                        |
| 184 | -        else { | 
                                                        |
| 183 | +        } else { | 
                                                        |
| 185 | 184 | $level = count($labels) - 1;  | 
                                                        
| 186 | 185 | }  | 
                                                        
| 187 | 186 | |