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Days in Period

dip.Rd

Given any starting and ending dates, it generates:
1) a vector of class Date with all the days between from and to (both of them included), OR
2) the amount of days between the two dates

Usage

dip(from, to, date.fmt = "%Y-%m-%d", out.type = "seq")

Arguments

from

Character indicating the starting date for creating the sequence. It has to be in the format indicated by date.fmt.

to

Character indicating the ending date for creating the sequence. It has to be in the format indicated by date.fmt.

date.fmt

character indicating the format in which the dates are stored in from and to, e.g. %Y-%m-%d. See format in as.Date.
ONLY required when class(dates)=="factor" or class(dates)=="numeric".

out.type

Character indicating the type of result that is given by this function. Valid values are:
1) seq : a vector of class Date with all the days between the two dates, OR
2) nmbr: a single numeric value with the amount of days between the two dates.

Value

Depending on the value of out.type, it returns:
1) a vector of class Date with all the days between from and to (both of them included), OR
2) the amount of days between the two dates

Author

Mauricio Zambrano-Bigiarini, mzb.devel@gmail

See also

mip, yip, hip, diy

Examples

## Sequence of daily dates between "1961-01-01" and "1961-12-31" ##
dip("1961-01-01", "1961-12-31")
#>   [1] "1961-01-01" "1961-01-02" "1961-01-03" "1961-01-04" "1961-01-05"
#>   [6] "1961-01-06" "1961-01-07" "1961-01-08" "1961-01-09" "1961-01-10"
#>  [11] "1961-01-11" "1961-01-12" "1961-01-13" "1961-01-14" "1961-01-15"
#>  [16] "1961-01-16" "1961-01-17" "1961-01-18" "1961-01-19" "1961-01-20"
#>  [21] "1961-01-21" "1961-01-22" "1961-01-23" "1961-01-24" "1961-01-25"
#>  [26] "1961-01-26" "1961-01-27" "1961-01-28" "1961-01-29" "1961-01-30"
#>  [31] "1961-01-31" "1961-02-01" "1961-02-02" "1961-02-03" "1961-02-04"
#>  [36] "1961-02-05" "1961-02-06" "1961-02-07" "1961-02-08" "1961-02-09"
#>  [41] "1961-02-10" "1961-02-11" "1961-02-12" "1961-02-13" "1961-02-14"
#>  [46] "1961-02-15" "1961-02-16" "1961-02-17" "1961-02-18" "1961-02-19"
#>  [51] "1961-02-20" "1961-02-21" "1961-02-22" "1961-02-23" "1961-02-24"
#>  [56] "1961-02-25" "1961-02-26" "1961-02-27" "1961-02-28" "1961-03-01"
#>  [61] "1961-03-02" "1961-03-03" "1961-03-04" "1961-03-05" "1961-03-06"
#>  [66] "1961-03-07" "1961-03-08" "1961-03-09" "1961-03-10" "1961-03-11"
#>  [71] "1961-03-12" "1961-03-13" "1961-03-14" "1961-03-15" "1961-03-16"
#>  [76] "1961-03-17" "1961-03-18" "1961-03-19" "1961-03-20" "1961-03-21"
#>  [81] "1961-03-22" "1961-03-23" "1961-03-24" "1961-03-25" "1961-03-26"
#>  [86] "1961-03-27" "1961-03-28" "1961-03-29" "1961-03-30" "1961-03-31"
#>  [91] "1961-04-01" "1961-04-02" "1961-04-03" "1961-04-04" "1961-04-05"
#>  [96] "1961-04-06" "1961-04-07" "1961-04-08" "1961-04-09" "1961-04-10"
#> [101] "1961-04-11" "1961-04-12" "1961-04-13" "1961-04-14" "1961-04-15"
#> [106] "1961-04-16" "1961-04-17" "1961-04-18" "1961-04-19" "1961-04-20"
#> [111] "1961-04-21" "1961-04-22" "1961-04-23" "1961-04-24" "1961-04-25"
#> [116] "1961-04-26" "1961-04-27" "1961-04-28" "1961-04-29" "1961-04-30"
#> [121] "1961-05-01" "1961-05-02" "1961-05-03" "1961-05-04" "1961-05-05"
#> [126] "1961-05-06" "1961-05-07" "1961-05-08" "1961-05-09" "1961-05-10"
#> [131] "1961-05-11" "1961-05-12" "1961-05-13" "1961-05-14" "1961-05-15"
#> [136] "1961-05-16" "1961-05-17" "1961-05-18" "1961-05-19" "1961-05-20"
#> [141] "1961-05-21" "1961-05-22" "1961-05-23" "1961-05-24" "1961-05-25"
#> [146] "1961-05-26" "1961-05-27" "1961-05-28" "1961-05-29" "1961-05-30"
#> [151] "1961-05-31" "1961-06-01" "1961-06-02" "1961-06-03" "1961-06-04"
#> [156] "1961-06-05" "1961-06-06" "1961-06-07" "1961-06-08" "1961-06-09"
#> [161] "1961-06-10" "1961-06-11" "1961-06-12" "1961-06-13" "1961-06-14"
#> [166] "1961-06-15" "1961-06-16" "1961-06-17" "1961-06-18" "1961-06-19"
#> [171] "1961-06-20" "1961-06-21" "1961-06-22" "1961-06-23" "1961-06-24"
#> [176] "1961-06-25" "1961-06-26" "1961-06-27" "1961-06-28" "1961-06-29"
#> [181] "1961-06-30" "1961-07-01" "1961-07-02" "1961-07-03" "1961-07-04"
#> [186] "1961-07-05" "1961-07-06" "1961-07-07" "1961-07-08" "1961-07-09"
#> [191] "1961-07-10" "1961-07-11" "1961-07-12" "1961-07-13" "1961-07-14"
#> [196] "1961-07-15" "1961-07-16" "1961-07-17" "1961-07-18" "1961-07-19"
#> [201] "1961-07-20" "1961-07-21" "1961-07-22" "1961-07-23" "1961-07-24"
#> [206] "1961-07-25" "1961-07-26" "1961-07-27" "1961-07-28" "1961-07-29"
#> [211] "1961-07-30" "1961-07-31" "1961-08-01" "1961-08-02" "1961-08-03"
#> [216] "1961-08-04" "1961-08-05" "1961-08-06" "1961-08-07" "1961-08-08"
#> [221] "1961-08-09" "1961-08-10" "1961-08-11" "1961-08-12" "1961-08-13"
#> [226] "1961-08-14" "1961-08-15" "1961-08-16" "1961-08-17" "1961-08-18"
#> [231] "1961-08-19" "1961-08-20" "1961-08-21" "1961-08-22" "1961-08-23"
#> [236] "1961-08-24" "1961-08-25" "1961-08-26" "1961-08-27" "1961-08-28"
#> [241] "1961-08-29" "1961-08-30" "1961-08-31" "1961-09-01" "1961-09-02"
#> [246] "1961-09-03" "1961-09-04" "1961-09-05" "1961-09-06" "1961-09-07"
#> [251] "1961-09-08" "1961-09-09" "1961-09-10" "1961-09-11" "1961-09-12"
#> [256] "1961-09-13" "1961-09-14" "1961-09-15" "1961-09-16" "1961-09-17"
#> [261] "1961-09-18" "1961-09-19" "1961-09-20" "1961-09-21" "1961-09-22"
#> [266] "1961-09-23" "1961-09-24" "1961-09-25" "1961-09-26" "1961-09-27"
#> [271] "1961-09-28" "1961-09-29" "1961-09-30" "1961-10-01" "1961-10-02"
#> [276] "1961-10-03" "1961-10-04" "1961-10-05" "1961-10-06" "1961-10-07"
#> [281] "1961-10-08" "1961-10-09" "1961-10-10" "1961-10-11" "1961-10-12"
#> [286] "1961-10-13" "1961-10-14" "1961-10-15" "1961-10-16" "1961-10-17"
#> [291] "1961-10-18" "1961-10-19" "1961-10-20" "1961-10-21" "1961-10-22"
#> [296] "1961-10-23" "1961-10-24" "1961-10-25" "1961-10-26" "1961-10-27"
#> [301] "1961-10-28" "1961-10-29" "1961-10-30" "1961-10-31" "1961-11-01"
#> [306] "1961-11-02" "1961-11-03" "1961-11-04" "1961-11-05" "1961-11-06"
#> [311] "1961-11-07" "1961-11-08" "1961-11-09" "1961-11-10" "1961-11-11"
#> [316] "1961-11-12" "1961-11-13" "1961-11-14" "1961-11-15" "1961-11-16"
#> [321] "1961-11-17" "1961-11-18" "1961-11-19" "1961-11-20" "1961-11-21"
#> [326] "1961-11-22" "1961-11-23" "1961-11-24" "1961-11-25" "1961-11-26"
#> [331] "1961-11-27" "1961-11-28" "1961-11-29" "1961-11-30" "1961-12-01"
#> [336] "1961-12-02" "1961-12-03" "1961-12-04" "1961-12-05" "1961-12-06"
#> [341] "1961-12-07" "1961-12-08" "1961-12-09" "1961-12-10" "1961-12-11"
#> [346] "1961-12-12" "1961-12-13" "1961-12-14" "1961-12-15" "1961-12-16"
#> [351] "1961-12-17" "1961-12-18" "1961-12-19" "1961-12-20" "1961-12-21"
#> [356] "1961-12-22" "1961-12-23" "1961-12-24" "1961-12-25" "1961-12-26"
#> [361] "1961-12-27" "1961-12-28" "1961-12-29" "1961-12-30" "1961-12-31"

## Number of days between "1961-01-01" and "1965-06-30", 
## but using "%d-%m-%Y" as date format.
dip("01-01-1961", "30-06-1965", date.fmt= "%d-%m-%Y", out.type = "nmbr")
#> [1] 1642