Processing=001=helloworld&variables

Processing

01 Hello World & Variable & Setup HELLO世界 & 變數 & 設定

Now We Code it. 終於可以寫程式了^_^

記得結尾要 “;” Remember to end with “;”

END Function

string

print (“Hello World !!!”); open

close

2

1

Type what I tell you in this AREA Then press “play” (compile) to “RUN” the code

在空白處 打上字然後按RUN

3

You will see that what you type, is coming right here! 下面就會 This is your “FIRST CODE!” 出現結果

END Function

string

Print (“Hello Kitty !!!”); open

close

VARIABLE 參數

NAME

EXAMPLE

整數

int(integer

1,2,3,4,5…99,1304

小數

float

0.5, 2.78, 3.1415….

字串

string

HappyBody

布林

boolean

True or False

)

(floating numbers)

宣告參數 Declare the Variables Let computer knows who you are

int x;

this is “x” and it is an integer

float y;

this is “y” and it is a floating number

這是 x 它是一個整數

這是 y 它是一個帶小數的數字

Declare the Variables int x; x=100;

write it in 2 lines. 寫成兩行

float y = 20.845;

write it in 1 lines. 寫成一行

println(x); println(y); println(“x+y=” + x+y);

RESULT

CODE

RESULT

STOP CACULATE PLEASE!!!!!!!!!!! 我不要算拉!!!

SET UP 設定

void setup(){ //basic setup, run once 跑一次 } 基本設定

void draw(){ //draw something, run as loop 捉傷心(畫東西) 跑跑跑一直跑 }

END Function

string

ellipse (locX, loxY, Xr, Yr); open

close

0

500 200 200 50

500

Are you Bored? 無聊否?

Fill color 填色

Background refresh If you put this in draw 背景刷新 如果你 把此放在 draw

2 1 4

3

void setup(){ size(500,500); smooth(); } void draw(){ fill(mouseX-245, mouseY-245, (mouseX+mouseY)/10); ellipse(250,250,mouseX,mouseY); }

Reference