rowDistinct() finds the number of unique values given per row of variables in an array
CrunchVariable. straightlineResponse() returns a selection variable that indicates
whether the responses are identical. When a row has all columns that are missing of the
same type, it will return Selected, but will missing if any other number of values is missing
(or there are multiple types of missing).
rowDistinct(x, name, ..., na.rm = TRUE)straightlineResponse(x, name, ...)
A Variable Definition, which can be used to create a new CrunchVariable
A CrunchVariablethat is an an array, that unique values should be counted across.
a character to use as the name of the case variable to create
Optional attributes, like description, to set on the new variable (passed to
VarDef())
Whether to count missing data as a separate category (all missing categories will be lumped together)
rowCount() for other row-wise functions