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2 wrz 2024 · Dictionary class has 7 constructors which are used to create the Dictionary, here we only use Dictionary<TKey, TValue> () constructor and if you want to learn more about constructors then refer C# | Dictionary Class.
Explanation: In the above example, we are using the generic Dictionary<TKey, TValue> class. The Add () method is used to store the elements and the for-each loop is used to iterate the elements. To get the key and value, we are using the KeyValuePair class.
The Dictionary<TKey, TValue> is a generic collection that stores key-value pairs in no particular order. Dictionary Characteristics. Dictionary<TKey, TValue> stores key-value pairs. Comes under System.Collections.Generic namespace. Implements IDictionary<TKey, TValue> interface. Keys must be unique and cannot be null.
C# (C-Sharp) is a programming language developed by Microsoft that runs on the .NET Framework. C# is used to develop web apps, desktop apps, mobile apps, games and much more. Start learning C# now » Examples in Each Chapter. Our "Try it Yourself" editor makes it easy to learn C#. You can edit C# code and view the result in your browser. Example.
Dictionary.cs. Represents a collection of keys and values. C# Copy.
In C#, we can perform different operations on a dictionary. We will look at some commonly used Dictionary<TKey, TValue> operations in this tutorial: Add Elements. Access Elements.
17 kwi 2024 · The C# Dictionary is a collection that we can use to map keys to values. Each key must have the same type (like string), and all values must have a type as well. For remembering things, the Dictionary is both fast and effective. We specify the key and value types. The Add method inserts into the Dictionary. ToDictionary. Map. First example.
