CSV to associative array

csv.php

<?php

class RandomClass 
{

    /**
     * Convert a comma separated file into an associated array.
     * The first row should contain the array keys.
     *
     * Example:
     *
     * @param string $filename Path to the CSV file
     * @param string $delimiter The separator used in the file
     * @return array
     * @link http://gist.github.com/385876
     * @author Jay Williams <http://myd3.com/>
     * @copyright Copyright (c) 2010, Jay Williams
     * @license http://www.opensource.org/licenses/mit-license.php MIT License
     */
    private function csvToArray($filename='', $delimiter=',')
    {
        if(!file_exists($filename) || !is_readable($filename))
            return FALSE;

        $header = NULL;
        $data   = [];
        if (($handle = fopen($filename, 'r')) !== FALSE)
        {
            while (($row = fgetcsv($handle, 1000, $delimiter)) !== FALSE)
            {
                if(!$header)
                    $header = $row;
                else
                    $data[] = array_combine($header, $row);
            }
            fclose($handle);
        }


        return $data;
    }
  
}