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Showing posts with label Delegates. Show all posts
Showing posts with label Delegates. Show all posts

Thursday, October 25, 2012

Co-variance Delegates in C#

Co-variance Delegates in C#

Co-variance Delegates Introduction Today, in this article let's play around with one of the interesting and most useful concept in C#.   Question: What is Co-variance delegate? In simple terms "It provides flexibility to encapsulate a method with a return type (i.e. Derived class) that is directly or indirectly derived from the delegate's return type (i.e. [...]

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C#,.NET,Architect,Intermediate,VS2010,.Net,Articles,Computer Tutorials,Delegates,Co Variance Delegates

Contra-variance Delegates in C#

Contra-variance Delegates in C#

Contra-variance Delegates   Introduction Today, in this article let's play around with one of the interesting and most useful concept in C#.   Question: What is Contra-variance delegate? In simple terms "It provides flexibility to encapsulate a method with a parameter type (i.e. Derived class) that is directly or indirectly derived from the parameter type (i.e. [...]

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C#,.NET,Architect,Intermediate,VS2010,.Net,Articles,Computer Tutorials,Delegates,Contra Variance Delegates

Monday, August 27, 2012

Func and Action Delegates

The .Net Framework 3.5 has introduced two sets of System-Defined Delegates named Func andAction. Action<> and Func<> are extremely useful tools for reducing duplication in code and decreasing coupling. The Func Delegate encapsulates a method that accepts between zero and four arguments and returns a value. The Action Delegate encapsulates a method that accepts between zero to four parameters and does not return a value i.e. Action delegates differ from Func in that the method must returns void.

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C#,.NET,Architect,Intermediate,Advanced,VS2010,.Net,Articles,Computer Tips and Tricks,Computer Tutorials,Dot Net Interview Questions,Interview Questions,Visual Studio,.Net Framework 3.5,Delegates
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