Example of malfunctioning code where SplFileObject read_csv treats multi line csv data fields as a new line

gistfile1.php

<?php

$skus = new CSVFile('var/import/data.csv');

foreach($skus as $line){

	echo $line['sku'];
	echo $line['description'];

}

class CSVFile extends SplFileObject {
    private $keys;

    public function __construct($file)
    {
        parent::__construct($file);
        $this->setFlags(SplFileObject::READ_CSV);
		$this->setFlags(SplFileObject::READ_AHEAD);
		
    }

    public function rewind()
    {
        parent::rewind();
        $this->keys = parent::current();
        parent::next();
    }

    public function current()
    {
        return array_combine($this->keys, parent::current());
    }

    public function getKeys()
    {
        return $this->keys;
    }
}
?>