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

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