SAS® Cloud Analytic Services: CASL Programmer’s Guide Introduction to CASL Programming CASL Data Types CASL Variables CASL Expressions CASL Functions Using the DESCRIBE Statement CASL Arrays CASL Dictionaries Loading Data with CASL Running Actions with CASL CASL Result Tables CASL Missing Values Writing User-Defined Actions Using the computedVars and computedVarsProgram Parameters Last updated: July 15, 2026