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CORRECT_DATE

CORRECT_DATE

Name


    CORRECT_DATE

Purpose


    This function returns a corrected version of the input date, when the days
    are out of the range for the month.

Category


    Calendar

Calling Sequence


    Result = CORRECT_DATE( Year, Month, Day )
    Result = CORRECT_DATE( Date )

Inputs


    Day: The input day in the string format 'DD' or integer format DD. Can
        be a vector of length N_DATE.
    Date/Year: If Month and Day are not input, then this is the input date in
        the string format 'YYYY-MM-DD' or the long integer format YYYYMMDD.
        If Month and Day are input, then this is the input year in the string
        format 'YYYY' or integer format YYYY. Can be a vector of length
        N_DATE.
    Month: The input month in the string format 'MM' or integer format MM.
        Can be a vector of length N_DATE.

Keyword Parameters


Outputs


    Result: The corrected output date(s). If Month and Day are not given
        then it returns the date in the same format as Date; otherwise if
        Year is a string then it returns the date as a string in the form
        'YYYY-MM-DD', or if Year is an integer then it returns the date as an
        integer in the form YYYYMMDD.

Uses


    month_day.pro
    str.pro
    var_type.pro

Procedure


    This function iterates through alterations to the date until it fits the
    standard format. This currently assumes non-leap years.

Example


    The following should give Result = '2009-11-01'.
      Result = correct_date( '2009-10-23' )

Modification History


    Written by: Daithi A. Stone, 2009-11-23.
    Modified: Benjamin S. Grandey, 2010-02-05 (can now handle leap years).
    Modified: DAS, 2010-02-23 (fixed bug with leap years implementation that
        did not allow vector input)
    Modified: DAS, 2012-03-27 (allowed DD to exceed maximum short integer)



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