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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