November 2023
Beginner to intermediate
828 pages
20h 28m
English
book
C# 12 and .NET 8 – Modern Cross-Platform Development Fundamentals - Eighth Edition
by Mark J. Price
Content preview from C# 12 and .NET 8 – Modern Cross-Platform Development Fundamentals - Eighth Edition
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11
Querying and Manipulating Data Using LINQ
This chapter is about Language INtegrated Query (LINQ) expressions. LINQ is a set of language extensions that add the ability to work with sequences of data and then filter, sort, and project them into different outputs.
This chapter will cover the following topics:
- Writing LINQ expressions
- LINQ in practice
- Sorting and more
- Using LINQ with EF Core
- Joining, grouping, and lookups
- Aggregating and paging sequences
Writing LINQ expressions
The first question we need to answer is a fundamental one: why does LINQ exist?
Comparing imperative and declarative language features
LINQ was introduced in 2008 with C# 3 and .NET Framework 3. Before that, if a C# and .NET programmer wanted to process a sequence ...
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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.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.