Calculate the number of days between two dates
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 Syntax

        H_DayDiff( dDate1 , dDate2 )

 Arguments:

      dDate1 - Start date
      dDate2 - End date

 Returns:

      Number of days between dStart and dEnd

 Description:

      Calculates the number of days between two given dates

 Examples:



 Source: DAYDIFF.PRG

 Author:  Martin Colloby