Software Writer's Language

Software Writer's Language

(language)(SWL) /swil/ An industrial strength dialect ofPascal that allowed multiple source code files, originallydeveloped at Control Data Corporation (CDC) prior to 1973.Development continued at the Integrated Systems Laboratory.SWL was adopted by NCR as its corporate operating system andcompiler implementation language (1978-1982+). The NCR SWLdialect was renamed NCRL (NCR Language) in 1981 and continueddevelopment