January 2017
Intermediate to advanced
314 pages
6h 42m
English
Content preview from .NET Design PatternsBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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First-class and higher-order functions
Functions are the fundamental processing units in functional programming, and since they can be used like any other value, functions can be stored in variables, properties, objects, and collections. The term first-class function was created by Christopher Strachey.
Note
Higher-order functions are functions that can either take other functions as arguments or return them as results.
C# supports higher-order functions (both named and anonymous), which are treated like ordinary variables with a function type.
Function type
C# provides the capability to define both generic functions and strongly typed delegates. The delegate type carries the method signature of a function prototype, and its instances become function ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.