Chapter 1 Presentation

Chapter 1: Framework Fundamentals produced by BichTran

Objectives ,[object Object],[object Object],[object Object]

Agenda ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Using Value Types ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Using Value Types (cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Using Common Reference Types ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Constructing Classes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],With Generics Without Generics public class Gen<T, U> { public T t; public U u; public Gen(T _t, U _u) { t = _t; u = _u;} } public class Obj { public Object t; public Object u; public Obj(Object _t, Object _u) { t = _t; u = _u; } }

Constructing Classes (cont.) With Generics Without Generics Gen<string, string> ga = new Gen<string, string>("Hello, ", "World!"); string s = ga.t + ga.u; Gen<double, int> gb = new Gen<double, int>(10.125, 2005); double db = gb.t + gb.u; Obj oa = new Obj("Hello, ", "World!"); string s = (string)oa.t + (string)oa.u); Obj ob = new Obj(10.125, 2005); double db = (double)ob.t + (int)ob.u); double db = (int)ob.t + (int)ob.u); // runtime exception

Constructing Classes (cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Constructing Classes (cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Converting Between Types ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Unboxing Boxing object o = 123; int i = (int) o; int i = 123; object o = (object) i;

Chapter 1 Presentation

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Chapter 1 Presentation