- C#
- Beginner
About this Course
Collections are used to organize data so that it can be used efficiently. In this course we'll learn about the various collection types provided by the .NET framework.
What you'll learn
- Arrays
- Lists
- Sets
- Dictionaries
- Generics
Arrays
Arrays are good for retrieving and updating values, but not so good for finding, adding, and deleting values.
8 stepsLists
Internally, System.Generic.Collections.List
Sets and Dictionaries
Sets and dictionaries are fast at finding, retrieving, and removing items. They're unordered and rely on object hash codes.
11 steps-
HashSet
5:29
-
Hashing
6:48
-
GetHashCode and Equals Methods
4:03
-
Hash Codes and Object Equality
5 questions
-
Dictionary
11:29
-
Dictionary
1 objective
-
Dictionary Keys and Values
6:06
-
Using Dictionaries
2 objectives
-
The System.Collections.Generic Namespace
3:00
-
The System.Collections Namespace
3:24
-
Other Collection Types
4 questions
Teacher
-
Jeremy McLain
Jeremy loves to solve hard problems - especially when he can write a program to do it for him. Teaching is a passion for him. He also enjoys being entertained by his adorable kids and fly fishing.