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equals (C# Reference)

The equals contextual keyword is used in a join clause in a query expression to compare the elements of two sequences. For more information, see join clause (C# Reference).

The following example shows the use of the equals keyword in a join clause.

var innerJoinQuery =
    from category in categories
    join prod in products on category.ID equals prod.CategoryID
    select new { ProductName = prod.Name, Category = category.Name };
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