Variables store values that later expressions can reuse.

Variables

variables.lua
local unitPrice = 
local quantity = 3
local total = unitPrice * quantity

print("unit=" .. unitPrice)
print("total=" .. total)
local unitPrice = 
local quantity = 3
local total = unitPrice * quantity

print("unit=" .. unitPrice)
print("total=" .. total)
local unitPrice = 
local quantity = 3
local total = unitPrice * quantity

print("unit=" .. unitPrice)
print("total=" .. total)
local Use `local` to keep a variable inside the current file or block.