Search icon CANCEL
Subscription
0
Cart icon
Your Cart (0 item)
Close icon
You have no products in your basket yet
Arrow left icon
Explore Products
Best Sellers
New Releases
Books
Videos
Audiobooks
Learning Hub
Free Learning
Arrow right icon
Arrow up icon
GO TO TOP
Lua Quick Start Guide

You're reading from   Lua Quick Start Guide The easiest way to learn Lua programming

Arrow left icon
Product type Paperback
Published in Jul 2018
Publisher Packt
ISBN-13 9781789343229
Length 202 pages
Edition 1st Edition
Languages
Arrow right icon
Author (1):
Arrow left icon
Gabor Szauer Gabor Szauer
Author Profile Icon Gabor Szauer
Gabor Szauer
Arrow right icon
View More author details
Toc

Operators

Operators such as addition +, string concatenation .., and even the assignment operator = have been used throughout this book. Let's take some time to cover in detail what operators are and how they work. Operators fall into one of the following categories:

  • Arithmetic operators do math.
  • Relational operators always return a Boolean value: true or false. Relational operators are used to compare the relationship between two things, for example, by checking whether one number is smaller than another number.
  • Logical operators express complex relations such as and/or. For example, logical operations can be used to check whether a number is less than seven AND greater than two.
  • Misc operators: All other operators, such as assignment, fall into this category.


Operators can be unary or binary. A unary operation works on only one operand. For example, the minus sign (...

lock icon The rest of the chapter is locked
Register for a free Packt account to unlock a world of extra content!
A free Packt account unlocks extra newsletters, articles, discounted offers, and much more. Start advancing your knowledge today.
Unlock this book and the full library FREE for 7 days
Get unlimited access to 7000+ expert-authored eBooks and videos courses covering every tech area you can think of
Renews at $19.99/month. Cancel anytime
Banner background image