timeDate (version 3042.101)

is.na-methods: is.na Methods

Description

is.na methods for 'timeDate' objects.

Examples

# NOT RUN {
# Create a timeCalendar sequence
(td <- timeCalendar())
is.na(td)

# insert NA's
is.na(td) <- 2:3
td

# test of NA's
is.na(td)
# }