Chapter 16. Using LINQ

In some of the previous chapters, we illustrated how to use LINQ to perform queries on different types of data. Chapter 2 showed how to query collections and arrays, Chapter 6 to query XML trees, and Chapter 9 to query databases. This chapter shows you how to build on those simple examples to exploit the full flexibility of LINQ.

One of the best features of LINQ is that you can perform the same kinds of queries whatever the data source is. Each of the recipes in this chapter uses an array or a collection as the data source, but the same techniques can be applied equally to XML or databases. The recipes in this chapter are all self-contained and illustrate different LINQ features—but part of the allure of LINQ is that you ...

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