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Visual Basic 2015 Unleashed
book

Visual Basic 2015 Unleashed

by Alessandro Del Sole
July 2015
Intermediate to advanced content levelIntermediate to advanced
1300 pages
87h 27m
English
Sams
Content preview from Visual Basic 2015 Unleashed

Union Operators

You often need to create sequences or collections with items taken from different data sources. If you consider the example in the previous “Grouping Operators” section, it would be interesting to create a collection of objects in which the category name is also available so that the result can be more human-readable. This is possible in LINQ using union operators (not to be confused with the union Set operator keyword), which perform operations that you know as joining. To complete the following steps, recall the previously provided implementation of the Product and Category classes and the code that populates new collections of products and categories. The goal of the first example is to create a new sequence of products in ...

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Publisher Resources

ISBN: 9780134196664Purchase book