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How do you add a value to a dictionary in C?

C# | Dictionary.Add() Method. Dictionary<TKey,TValue>.Add() Method is used to add a specified key and value to the dictionary. Syntax: public void Add (TKey key, TValue value); Parameters: key: It is the key of the element to add. value: It is the value of the element to add.

How to get the collection of the keys of c #dictionary?

Get the collection of keys of C# Dictionary The Keys property gets a collection containing the keys in the Dictionary. It returns an object of KeyCollection type. The following code snippet reads all keys in a Dictionary.

What is the use of dictionary class in C?

Dictionary in C#. A Dictionary class represents a dictionary in C# that is used to represent a collection of keys and values pair of data. This article demonstrates how to use a dictionary in C#. The Dictionary class is a generic class and can store any data types. This class is defined in the System.Collections.Generic namespace.

How to add elements to an empty dictionary?

The key of the element to add. The value of the element to add. The value can be null for reference types. key is null. An element with the same key already exists in the Dictionary<TKey,TValue>. The following code example creates an empty Dictionary<TKey,TValue> of strings with string keys and uses the Add method to add some elements.


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