This reference is for Processing 3.0+. If you have a previous version, use the reference included with your software in the Help menu. If you see any errors or have suggestions, please let us know. If you prefer a more technical reference, visit the Processing Core Javadoc and Libraries 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(amt, low, high)
Parameters
amt int, or float: the value to constrain
low int, or float: minimum limit
high int, or float: maximum limit
Returnsfloat or int
Relatedmax()
min()
Updated on January 1, 2021 03:38:06am EST

Creative Commons License
This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.