The functions described in this section are legacy date functions. They were created for use with dates in integer or alphanumeric format. They are no longer recommended for date manipulation. Standard date and date-time functions are preferred.

The legacy date functions are:

• TODAY: Returning the Current Date
• AYM: Adding or Subtracting Months To or From a Date
• AYMD: Adding or Subtracting Days To or From a Date
• CHGDAT: Changing the Format of a Date
• DA Functions: Converting a Legacy Date to an Integer
• DMY, MDY, YMD: Calculating the Difference Between Two Dates
• DOWK and DOWKL: Finding the Day of the Week
• DT Functions: Converting an Integer to a Date
• GREGDT: Converting From Julian to Gregorian Format
• JULDAT: Converting From Gregorian to Julian Format
• YM: Calculating Elapsed Months