Date and Time Functions for Public Health Purposes

Documentation for package ‘cstime’ version 2022.11.22

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dates_by_isoyearweek	Dates of different days within isoyearweeks
date_to_calmonth_c	Date -> calmonth (character)
date_to_calmonth_n	Date -> calmonth (numeric)
date_to_calyearmonth_c	Date -> calyearmonth (character)
date_to_calyear_c	Date -> calyear (character)
date_to_calyear_n	Date -> calyear (numeric)
date_to_isoweek_c	ISO week (character) from Date object
date_to_isoweek_n	ISO week (numeric) from Date object
date_to_isoyearweek_c	ISO year and week (character) from Date object
date_to_isoyear_c	ISO year (character) from Date object
date_to_isoyear_n	ISO year (numeric) from Date object
date_to_seasonweek_n	Date to season week.
date_to_season_c	Date to season.
isoweek_to_seasonweek_n	ISO week to season week (numeric). Season week 1 is natural week 30.
isoyearweek_to_isoweek_c	ISO yearweek to week (character)
isoyearweek_to_isoweek_n	ISO yearweek to week (numeric)
isoyearweek_to_isoyear_c	ISO yearweek to year (character)
isoyearweek_to_isoyear_n	ISO yearweek to year (numeric)
isoyearweek_to_last_date	Last date in ISO yearweek
isoyearweek_to_seasonweek_n	ISO yearweek to season week (numeric). Season week 1 is natural week 30.
isoyearweek_to_season_c	ISO yearweek to season.
isoyear_to_last_date	Last Sunday in ISO year
isoyear_to_last_isoweek_n	Last ISO week (numeric) in ISO year
isoyear_to_last_isoyearweek_c	Last ISO yearweek (character) in ISO year
keep_sundays	keep_sundays
keep_sundays_and_latest_date	keep_sundays_and_latest_date
keep_sundays_and_latest_date_internal	keep_sundays_and_latest_date_internal
nor_workdays_by_date	Norwegian workdays and holidays by date
nor_workdays_by_isoyearweek	Norwegian workdays and holidays by isoyearweek
seasonweek_to_isoweek_c	Season week to ISO week (character). Season week 1 is ISO week 30.
seasonweek_to_isoweek_n	Season week to ISO week (numeric). Season week 1 is ISO week 30.