C++的启蒙语言(SIMULA语言)
SIMULA 67 HISTORY
(Source: Jan Rune Holmevik: Compiling Simula - see REFERENCES)
1965,66 Simula I used in Sweden, Germany, USA (Burroughs B5500), Soviet Union (URAL 16) and other countries. Effort to introduce and teach the language.
1965 Tony Hoare's record class concept presented in Algol bulletin. After a careful examination, Nygaard and Dahl accept the ideas, but a sort of generalized concept still missing.
1966 Introducing the idea of prefixing. Processes (later objects) made of two layers: prefix layer, main layer. Idea of subclasses. Nygaard and Dahl start work on a new general high-level language.
1967 (May). Simula 67 officially introduced by Dahl and Nygaard at the IFIP TC 2 Working Conference on Simulation Languages in Lysebu near Oslo.
1967 (June). Definition of Simula 67 standard called Common Base Standard.
1968 First meeting of Simula Standards Group (SSG). After accepting string handling and I/O done by Bjorn Myhrhaug, Simula formally frozen.
1973 Association of Simula Users (ASU) founded. Simula used in more than 250 sites that year.
Implementations:
1969 CDC 3300, 3600 (Norway - University of Oslo, NDRE)
1971 UNIVAC 1100 (NCC)
1972 IBM 360/370 (NCC)
1972 CII 10070, IRIS 80 (France)
1973/74 CDC 6000 (France, Netherlands), CDC Cyber 70 (NDRE)
1975 DEC 10 (Sweden) etc.
Periodicals:
Proceedings of annual ASU conferences (first 1973 Oslo)
ASU Newsletter
参考:
