datatypes >> datatypes
categorical arrays
 categorical
 iscategorical
calendarDuration arrays
 calendarDuration
 caldays
 calweeks
 calmonths
 calquarters
 calyears
 iscalendarduration
datetime arrays
 datetime
 isdatetime
 NaT
 __datetime__
duration arrays
 duration
 days
 years
 hours
 minutes
 seconds
 milliseconds
 isduration
string arrays
 string
 convertCharsToStrings
 convertStringsToChars
table arrays
 table
 array2table
 cell2table
 csv2table
 struct2table
 istable
 __csv2table__
 __table2csv__
supplementary classes
 missing
 vartype
 @cell/disp
 @cell/display
