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Get Programming with JavaScript Next
book

Get Programming with JavaScript Next

by JD Isaacks
May 2018
Intermediate to advanced content levelIntermediate to advanced
376 pages
9h 22m
English
Manning Publications
Content preview from Get Programming with JavaScript Next

Unit 1. Variables and strings

One of the most familiar statements in JavaScript is the var statement. But the addition of let and const means that var will soon be used much less. The var statement isn’t going away, and can still be used, but most programmers will soon opt to use const to declare variables anytime they don’t need to be reassigned and let anytime they do. In the first two lessons in this unit, you’ll discover why that is.

The following two lessons will cover new string methods and a new type of string called a template. Templates are handy and will make the old, tedious task of concatenating large strings at author-time (at the time the code is being written) a thing of the past. Templates also have a less-known feature called ...

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