September 2018
Beginner
501 pages
10h 32m
English
Content preview from Sams Teach Yourself JavaScript in 24 Hours, Seventh Edition
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Lesson 4More Fun with Functions
What You’ll Learn in This Lesson:
The scope of variables
How to use let and const
How to make your syntax more concise with arrow functions
Ways to give your functions default parameters
In Lesson 3, “Introducing Functions,” you learned a little about identifying parts of your code with distinct, reusable objectives ...
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