out = ismissing (obj) ¶out = ismissing (obj, indicator) ¶Find missing values.
Finds missing values in obj’s variables.
If indicator is not supplied, uses the standard missing values for each variable’s data type. If indicator is supplied, the same indicator list is applied across all variables.
All variables in this must be vectors. (This is due to the requirement
that size(out) == size(obj).)
Returns a logical array the same size as obj.