Reference for Processing (BETA) version 0135+. If you have a previous version, use the reference included with your software. If you see any errors or have any comments, let us know.

Name

% (modulo)

Examples
int a = 20%100;         // Sets a to 20
int b = 20%100;         // Sets b to 20
float c = 75.0%100.0;   // Sets c to 75.0
float d = 275.0%100.0;  // Sets d to 75.0

float a = 0.0;
void draw() {
  background(204);
  a = (a + 0.5)%width;
  line(a, 0, a, height);
}
Description Calculates the remainer when one number is divided by another. It is extremely useful for keeping numbers within a boundary such as keeping a shape on the screen.
Syntax
value1%value2
Parameters
value1 int or float
value2 int or float
Usage Web & Application
Related / (divide)
Updated on February 09, 2008 04:38:52pm PST

Creative Commons License