recycled according to standard R rules. If b is a list of intervals, a is checked if it falls within any of the intervals in b. If a is an interval, both its start and end dates must fall within b to return TRUE.

a %within% b

Arguments

a

An interval or date-time object

b

An interval or a list of intervals (see examples)

Value

A logical

Examples

int <- interval(ymd("2001-01-01"), ymd("2002-01-01")) int2 <- interval(ymd("2001-06-01"), ymd("2002-01-01")) ymd("2001-05-03") %within% int # TRUE
#> [1] TRUE
int2 %within% int # TRUE
#> [1] TRUE
ymd("1999-01-01") %within% int # FALSE
#> [1] FALSE
## recycling dates <- ymd(c("2014-12-20", "2014-12-30", "2015-01-01", "2015-01-03")) blackouts<- c(interval(ymd("2014-12-30"), ymd("2014-12-31")), interval(ymd("2014-12-30"), ymd("2015-01-03"))) dates %within% blackouts
#> [1] FALSE TRUE FALSE TRUE
## within ANY of the intervals of a list dates <- ymd(c("2014-12-20", "2014-12-30", "2015-01-01", "2015-01-03")) blackouts<- list(interval(ymd("2014-12-30"), ymd("2014-12-31")), interval(ymd("2014-12-30"), ymd("2015-01-03"))) dates %within% blackouts
#> [1] FALSE TRUE TRUE TRUE