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The INTEGER-OF-DAY function converts a date in the Gregorian calendar from Julian date form (YYYYDDD) to integer date form.

The function type is integer.

The function result is a 7-digit integer.

    ___ Format _____________________________________________________________ 
   |                                                                        |
   | >>__FUNCTION INTEGER-OF-DAY__(argument-1)___________________________>< |
   |                                                                        |
Must be an integer of the form YYYYDDD whose value is obtained from the calculation (YYYY * 1000) + DDD.

X >_Host_> Under OS/390 and VM, the INTDATE compiler option affects the
X starting date for the integer date functions. For details, see the
X IBM COBOL for OS/390 & VM Programming Guide. <_Host_<

The returned value is an integer that is the number of days the date represented by argument-1, succeeds December 31, 1600 in the Gregorian calendar.

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