'Subtype polymorphism' diaporamas de présentation

Object Oriented Programming

Object Oriented Programming. Basic techniques Exceptions and exception proof code Templates and generic programming. Car id Accelerate (). Class vs. object. A class is a programming language construct that is used to group related instance variables and methods

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Polymorphism

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Polymorphism

Polymorphism. Spring 2012. Introduction. Compare these function types The ML function is more flexible, since it can be applied to any pair of the same (equality-testable) type. int f(char a, char b) { return a==b; }. C:. - fun f(a, b) = (a = b); val f = fn : ''a * ''a -> bool. ML:.

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CSE341: Programming Languages Lecture 25 Subtyping for Records and Functions

CSE341: Programming Languages Lecture 25 Subtyping for Records and Functions. Dan Grossman Fall 2011. Last major course topic: more types. SML and Java have static type systems to prevent some errors ML: No such thing as a "treated number as function" error

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Types and Programming Languages

Types and Programming Languages. Lecture 15. Simon Gay Department of Computing Science University of Glasgow. 2006/07. Beyond Let-Polymorphism. With let-polymorphism, only let-bound values can be used polymorphically. ?-bound values cannot be used polymorphically. Example:.

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