class
class(X) returns the type of X.
Examples
> class([2+i 0; 3 2+4i])# double
> class(true)# logical
> class('pi')# char
> class({[1 2] 1:10 [5 20 40]})# cell
> t1 = table({'John';'Marc';'Sam';'Toni'}, {'B';'A';'B';'F'}, {'2-Jun-12';'12-Feb-12';'4-Oct-11';'29-Aug-12'}, 'Variablenames', {'Name','Grade','DOB'}) > class(t1)# table
> class(t1.Name)# string array
> grade.numerical = 93; grade.letter = 'A' > class(grade)# struct