Other Library Functions

Library: omdate - date and time functions Include: omdate.xin

Return type: Integer Returns:        Returns the number of the day of the week.

Declaration

  define integer function ymd-weekday of value stream ymd

This function takes a date in "YYYYMMDD" format and returns the appropriate day of the week's number for that date, with Monday being day 1 and Sunday being day 7.

Argument:

• "ymd" -- the date in "YYYYMMDD" format.

Example:

  include "omdate.xin"
  process
      output "Today now-as-ymdhms = "
         || now-as-ymdhms
         || "%n"
         || "Today is a day number "
         || "d" % ymd-weekday of now-as-ymdhms
         || "%n"
  ; Result of this program when run on a Thursday:
  ;   Today now-as-ymdhms = 20010215174159-0500
  ;   Today is a day number 4

Other Library Functions    add-to-ymdhms    arpadate-to-ymdhms    format-ymdhms    now-as-ymdhms    round-down-ymdhms    round-up-ymdhms    ymdhms-adjust-time-zone    ymdhms-day-difference    ymdhms-julian-day-count    ymdhms-month-difference    ymdhms-second-difference    ymdhms-to-arpadate    ymd-weekday

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