Index - W
| wDays | Data.Time.Format.Compat, Data.Time.Compat |
| Wednesday | Data.Time.Calendar.Compat, Data.Time.Compat |
| weekDateFormat | Data.Time.Format.ISO8601.Compat |
| withTimeDesignator | Data.Time.Format.ISO8601.Compat |
| withUTCDesignator | Data.Time.Format.ISO8601.Compat |