/**
 * Datatype Conversion. 
 * 
 * It is sometimes beneficial to convert a value from one type of 
 * data to another. Each of the conversion functions converts its parameter 
 * to an equivalent representation within its datatype. 
 * The conversion functions include int(), float(), char(), byte(), and others. 
 */
 
size(200, 200);
background(51);
noStroke();

char c;    // Chars are used for storing typographic symbols
float f;   // Floats are decimal numbers
int i;     // Ints are values between 2,147,483,647 and -2147483648
byte b;    // Bytes are values between -128 and 128

c = 'A';
f = float(c);     // Sets f = 65.0
i = int(f * 1.4); // Sets i to 91
b = byte(c / 2);  // Sets b to 32

rect(f, 0, 40, 66);
fill(204);
rect(i, 67, 40, 66);
fill(255);
rect(b, 134, 40, 66);