lua_note.md

Variable type

• Nil : None
• Boolean : true or false
• Number : int or float
• string : characters

declare-> just use '=' to declare variable name and the value should stored

• variable name can't start with number but can contain them

• variable names can't contain symbol but '_'

• variables are case sensitive

use '--' to make a comment

• table : like python dictionary. you can use table to store various type of variables. sample:

  table = {} -- declare a table table.num = 10 -- number in table table.table2 = {} -- table in table table2 = {num = 10, table3 = {}}

---

if operators

==:equal ~=:not equal < :less > :greater <=:less or equal >=:greater or equal

if condition then --trigger end

if condition and condition2 then --trigger elseif confition3 then --trigger else --trigger end

---

function

function function_name() -- trigger and detect end

love2D 3 main function

function love.load() -- will trigger when you start the game -- where you load all the data and assets end

function love.update(dt) -- program the actual game logic -- anything you need to update will in the end be handled in here -- will trigger 1 time per frame produced by computer. Depend on your computer. -- might be run mutiple times of others. -- so we need 'dt' as delta time to make adjust as index. end

function love.draw() -- display graphics on the screen end

Attempt to index local 'self' (a nil value)

self.fucntion(self, dt) => self:function(dt)

Windows Distribution

1. Make sure to select all scripts and assets and create a "Zip" file
2. Rename ".zip" to ".love"
3. Using cmd with this command copy /b love.exe+SuperGame.love SuperGame.exe