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  2. Apr 17, 2024 · C# lets you instantiate an object or collection and perform member assignments in a single statement. Object initializers let you assign values to any accessible fields or properties of an object at creation time without having to invoke a constructor followed by lines of assignment statements.

  3. May 7, 2024 · Syntax. Dictionary<TKey, TValue> object_name = new Dictionary<TKey, TValue> (); Creating the Dictionary. Dictionary<string, object> employee = new Dictionary<string, object> (); Creating the elements in Dictionary. The dictionary provides the Add method, so we can use that method for adding the data to the dictionary. Syntax.

  4. Apr 17, 2024 · Console.WriteLine("DICTIONARY 1: "+ dictionary.Count); // Version 2: create a Dictionary with an initializer. var dictionary2 = new Dictionary<string, int>() { {"cat", 2}, {"dog", 1}, {"llama", 0}, {"iguana", -1} }; // This dictionary has 4 pairs too.

  5. Apr 20, 2024 · To initialize a dictionary in C#, you can use the Dictionary<TKey, TValue> constructor or the collection initializer syntax.

  6. Apr 20, 2024 · Once you’ve defined your dictionary, you can populate it with key/value pairs using the .Add() method or by initializing it with initial values using collection initializers. Here are examples of both of these methods: // Adding key/value pairs individually . myDictionary.Add("apple", 10); . myDictionary.Add("banana", 20); .

  7. 6 days ago · It’s unlikely that you’ll ever need to think about how target types are selected, but if you are curious about the rules see the C# Language Reference: Collection expressions—conversions. Collection expressions don’t yet support dictionaries. You can find a proposal to extend the feature C# Feature Proposal: Dictionary expressions.

  8. Apr 22, 2024 · In this article on C# 12, we looked at collection expressions, which provide a terse syntax to initialize a collection type composed of items and items from other collections using the new spread operator. We also learned about primary constructors that enable a terse syntax to declare a constructor on a class or struct types.

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