Describe the key characteristics of the Dictionary<TKey, TValue> collection in C#.
Describe the key characteristics of the Dictionary Key, Value collection in C#.
12603-Nov-2023
Updated on 18-Nov-2023
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Describe the key characteristics of the Dictionary<TKey, TValue> collection in C#.
Aryan Kumar
18-Nov-2023In C#, a dictionary is a collection of key-value pairs, and the key and value collections have distinct characteristics. Let's explore the key characteristics of the key and value collections in a dictionary:
Key Collection:
Uniqueness:
Immutability:
Equality Comparison:
Hash Code:
No Duplicate Keys:
Value Collection:
Multiplicity:
Mutability:
Access by Key:
Nullable Values:
General Dictionary Characteristics:
Dynamic Size:
Efficient Lookups:
Key-Value Pair Enumeration:
Initialization Syntax:
Here's a simple example of a dictionary in C#:
This code creates a dictionary mapping names to ages, demonstrating the key and value collections along with dictionary initialization and iteration.