Handle huge CSV file

handle_huge_csv.php

function file_get_contents_chunked($file, $chunk_size, $args, $callback) {
    try {
        $handle = fopen($file, "r");
        $i = 0;
        while (!feof($handle))
        {
            call_user_func_array($callback,array(fread($handle,$chunk_size),&$handle,$i, $args));
            $i++;
        }

        fclose($handle);
    }
    catch(Exception $e)
    {
         trigger_error("file_get_contents_chunked: " . $e->getMessage(),E_USER_NOTICE);
         return false;
    }

    return true;
}