Programming Fundementals

1. if

1.1. drawCircle(50); void drawCircle(int r){ ellipse(50,50,r,r); r=r+1 if(r>100){r=0; } }

2. User Defined Function:Local/Global Variables

2.1. Local

2.1.1. drawCircle(50); drawCircle(80); void drawCircle(int r){ ellipse(50,50,r,r); }

2.2. Global

2.2.1. int r=50; void draw(){ ellipse(50,50,r,r); }

3. Condition

3.1. else

4. Basic

4.1. ellipse(X,Y,x,y);

4.2. line(X1,Y1,X2,Y2);

5. Variable

5.1. int

5.2. float

6. Sequence of commands Variables

6.1. User Defined Variable

6.1.1. EX int r= 80; //radius ellipse(50,50,r,r);

6.2. System Variable

6.2.1. <สูง>height ... canvas (ความสุงของหน้าจอแสดง)

6.2.2. <กว้าง>width (ความกว้างของหน้าจอแสดง)

6.3. User Defined Function

6.3.1. drawCircle(); , void drawCiecle(){};

6.4. System Function