Las tasas de cambio

"; foreach($arr as $record2){ if ($record == $record2){ if ($count == 0) $output .= ' - '; else $output .= " - "; } else { if ($count == 0) $output .= ''; else $output .= ''; $output .= number_format($rates[$record2]/$rates[$record], 4, '.', '') . ""; } } $output .= ""; $count++; } echo $output; } ?>