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C# Data Structures and Algorithms
book

C# Data Structures and Algorithms

by Marcin Jamro
April 2018
Intermediate to advanced content levelIntermediate to advanced
292 pages
6h 44m
English
Packt Publishing
Content preview from C# Data Structures and Algorithms

Dictionaries

In the previous section, you got to know the Hashtable class as a non-generic variant of the hash table-related classes. However, it has a significant limitation, because it does not allow you to specify a type of a key and a value. Both the Key and Value properties of the DictionaryEntry class are of the object type. Therefore, you need to perform boxing and unboxing operations, even if all keys and values have the same type.

If you want to benefit from the strongly typed variant, you can use the Dictionary generic class, which is the main subject of this section of the chapter.

First of all, you should specify two types namely, a type of a key and a value, while creating an instance of the Dictionary class. Moreover, it is ...

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Publisher Resources

ISBN: 9781788833738Supplemental Content