Stable lifecycle

is_tsibble(x)

is_grouped_ts(x)

Arguments

x

An object.

Value

TRUE if the object inherits from the tbl_ts class.

Examples

# A tibble is not a tsibble ---- tbl <- tibble( date = seq(as.Date("2017-10-01"), as.Date("2017-10-31"), by = 1), value = rnorm(31) ) is_tsibble(tbl)
#> [1] FALSE
# A tsibble ---- tsbl <- as_tsibble(tbl, index = date) is_tsibble(tsbl)
#> [1] TRUE