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Learning JavaScript Data Structures and Algorithms - Third Edition
book

Learning JavaScript Data Structures and Algorithms - Third Edition

by Loiane Avancini
April 2018
Beginner to intermediate content levelBeginner to intermediate
426 pages
10h 19m
English
Packt Publishing
Content preview from Learning JavaScript Data Structures and Algorithms - Third Edition

Dictionaries and Hashes

In the previous chapter, we learned about sets. In this chapter, we will continue our discussion about data structures that store unique values (non-repeated values) using dictionaries and hashes.

In a set, we are interested in the value itself as the primary element. In a dictionary (or map), we store values in pairs as [key, value]. The same goes for hashes (they store values in pairs, such as [key, value]); however, the way that we implement these data structures is a little bit different as dictionaries can only store a single value per key, as we will learn in this chapter.

In this chapter, we will cover:

  • The dictionary data structure
  • The hash table data structure
  • Handling collisions in hash tables
  • The ECMAScript ...
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Learning JavaScript Data Structures and Algorithms

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Publisher Resources

ISBN: 9781788623872Supplemental Content