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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace Consolidation\OutputFormatters\Transformations;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Consolidation\OutputFormatters\StructuredData\TableDataInterface;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Consolidation\OutputFormatters\StructuredData\OriginalDataInterface;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Consolidation\OutputFormatters\StructuredData\MetadataHolderInterface;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Consolidation\OutputFormatters\Options\FormatterOptions;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Consolidation\OutputFormatters\Formatters\TsvFormatter;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Symfony\Component\Console\Output\BufferedOutput;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class TableTransformation extends \ArrayObject implements TableDataInterface, StringTransformationInterface, OriginalDataInterface  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected $headers;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected $rowLabels;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected $layout;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /** @var MetadataHolderInterface */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected $originalData;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    const TABLE_LAYOUT = 'table';  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    const LIST_LAYOUT = 'list';  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function __construct($data, $fieldLabels, $rowLabels = [])  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->headers = $fieldLabels;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->rowLabels = $rowLabels;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $rows = static::transformRows($data, $fieldLabels);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->layout = self::TABLE_LAYOUT;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        parent::__construct($rows);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function setLayout($layout)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->layout = $layout;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getLayout()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this->layout;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function isList()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this->layout == self::LIST_LAYOUT;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @inheritdoc  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                     */  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    public function simplifyToString(FormatterOptions $options)  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    { | 
            
            
                                                                        
                            
            
                                    
            
            
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                        $alternateFormatter = new TsvFormatter();  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        $output = new BufferedOutput();  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        try { | 
            
            
                                                                        
                            
            
                                    
            
            
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                            $data = $alternateFormatter->validate($this->getArrayCopy());  | 
            
                            
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                            $alternateFormatter->write($output, $this->getArrayCopy(), $options);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        } catch (\Exception $e) { | 
            
                            
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                        }  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        return $output->fetch();  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected static function transformRows($data, $fieldLabels)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $rows = [];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        foreach ($data as $rowid => $row) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $rows[$rowid] = static::transformRow($row, $fieldLabels);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $rows;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected static function transformRow($row, $fieldLabels)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $result = [];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        foreach ($fieldLabels as $key => $label) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $result[$key] = array_key_exists($key, $row) ? $row[$key] : '';  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $result;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getHeaders()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this->headers;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getHeader($key)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (array_key_exists($key, $this->headers)) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            return $this->headers[$key];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $key;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getRowLabels()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this->rowLabels;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getRowLabel($rowid)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (array_key_exists($rowid, $this->rowLabels)) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            return $this->rowLabels[$rowid];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $rowid;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getOriginalData()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (isset($this->originalData)) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            return $this->originalData->reconstruct($this->getArrayCopy(), $this->originalData->getMetadata());  | 
            
                            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this->getArrayCopy();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function setOriginalData(MetadataHolderInterface $data)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->originalData = $data;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getTableData($includeRowKey = false)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $data = $this->getArrayCopy();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if ($this->isList()) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $data = $this->convertTableToList();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if ($includeRowKey) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $data = $this->getRowDataWithKey($data);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $data;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected function convertTableToList()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $result = [];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                                     | 
                
                 | 
                        foreach ($this as $row) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    135
                 | 
                                    
                                                     | 
                
                 | 
                            foreach ($row as $key => $value) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    136
                 | 
                                    
                                                     | 
                
                 | 
                                $result[$key][] = $value;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    137
                 | 
                                    
                                                     | 
                
                 | 
                            }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    138
                 | 
                                    
                                                     | 
                
                 | 
                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    139
                 | 
                                    
                                                     | 
                
                 | 
                        return $result;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    140
                 | 
                                    
                                                     | 
                
                 | 
                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    141
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    142
                 | 
                                    
                                                     | 
                
                 | 
                    protected function getRowDataWithKey($data)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    143
                 | 
                                    
                                                     | 
                
                 | 
                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    144
                 | 
                                    
                                                     | 
                
                 | 
                        $result = [];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    145
                 | 
                                    
                                                     | 
                
                 | 
                        $i = 0;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    146
                 | 
                                    
                                                     | 
                
                 | 
                        foreach ($data as $key => $row) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    147
                 | 
                                    
                                                     | 
                
                 | 
                            array_unshift($row, $this->getHeader($key));  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    148
                 | 
                                    
                                                     | 
                
                 | 
                            $i++;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    149
                 | 
                                    
                                                     | 
                
                 | 
                            $result[$key] = $row;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    150
                 | 
                                    
                                                     | 
                
                 | 
                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    151
                 | 
                                    
                                                     | 
                
                 | 
                        return $result;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
                | 
                    152
                 | 
                                    
                                                     | 
                
                 | 
                    }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
                | 
                    153
                 | 
                                    
                                                     | 
                
                 | 
                }  | 
            
            
                                                        
            
                                    
            
            
                | 
                    154
                 | 
                                    
                                                     | 
                
                 | 
                 | 
            
            
                        
This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently.
Both the
$myVarassignment in line 1 and the$higherassignment in line 2 are dead. The first because$myVaris never used and the second because$higheris always overwritten for every possible time line.