< language , functional programming > An extension of Hope implemented in the Alvey Flagship project at Imperial College . Hope+ has vectors, real numbers, best fit pattern matching , lazy data constructors, absolute set abstractions and constraints . It has a continuation -based I/O system which posesses referential transparency and is capable of handling all common I/O tasks such as terminal and file I/O, signal handling and interprocess communications. It has modules and separate compilation .
See also Hope+C , Massey Hope , Concurrent Massey Hope .
["Hope+", N. Perry, Imperial College, IC/FPR/LANG/2.5.1/7, 1988.]
(1999-08-24)