Reference for Processing version 1.2. If you have a previous version, use the reference included with your software. If you see any errors or have suggestions, please let us know. If you prefer a more technical reference, visit the Processing Javadoc.

Name

constrain()
Examples 
void draw() 
{ 
  background(204);
  float mx = constrain(mouseX, 30, 70);
  rect(mx-10, 40, 20, 20);
}
Description Constrains a value to not exceed a maximum and minimum value.
Syntax 
constrain(value, min, max)
Parameters
value int or float: the value to constrain
min int or float: minimum limit
max int or float: maximum limit
Returns float or int (depending on the input values)
Usage Web & Application
Related max()
min()
Updated on June 14, 2010 12:05:29pm EDT

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