flagleap function

Count the Number of Days in the Month

Counts the number of days per month given a range of dates. Used to adjust monthly count data for the at-risk time period. For internal use only.

flagleap(data, report = TRUE, matchin = FALSE)

Arguments

• data: data.
• report: produce a brief report on the range of time used (default=TRUE).
• matchin: expand the result to match the start and end dates, otherwise only dates in the data will be returned (default=FALSE).

Returns

• year: year (4 digits). - month: month (2 digits).

• ndaysmonth: number of days in the month (either 28, 29, 30 or 31).

Details

The data should contain the numeric variable called year as a 4 digit year (e.g., 1973).

Author(s)

Adrian Barnett a.barnett@qut.edu.au