Returns a logical
vector indicating if there is no match of the
left operand in the right operand.
See also
Developer Utility Functions:
%or%()
,
arg_name()
,
contains_vars()
,
convert_dtm_to_dtc()
,
extract_vars()
,
filter_if()
,
friendly_type_of()
,
valid_time_units()
,
vars2chr()