Hugs 98 download

"Functional programming system"
Haskell functional programming system 98 Hugs 98 fact-based, non-strict functional programming languages de facto standard. Hugs to 98, including 98 nearly complete Haskell implementation:
Provides

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* Lazy evaluation, higher order functions and pattern matching.
* Types of characters from a wide and new data types and built bignums synonyms to describe the types of features and functions in a comprehensive list.
* Type and constructor classes are loaded with an advanced polymorphic type system.
Haskell 98 expression and pattern syntax including lambda * All features, cases, and conditional expressions, list comprehensions, do-notation, operator sections, and wildcard, irrefutable and `as' patterns.
* Monadic Haskell 98 primitives, an application I / O, with support for simple interactive programs, text files, access, handle-I / O, and exception-based processing.
* Almost full implementation of the Haskell module system. Hugs 98 also, and limited types of synonyms, including many that a number of advanced and experimental extensions parameter classes, extensible records, rank-2 polymorphism, existentials, Scoped type variables are supported. Hugs can now download free 98 2006.