p5.js Keyboard keyCode

Last Updated : 18 Aug, 2023

The keyCode variable in p5.js always contains the key code of the key that is recently pressed. This key code is recommended to be used when finding out if the user if pressing a modifier key, like the Shift, Control, the Caps Lock key, or the Function keys.

Syntax:

keyCode

The program below illustrates the keyCode variable in p5.js:
Example:

javascript

function setup() {
  createCanvas(400, 300);
}

function draw() {
  clear();
  textSize(18);
  fill("black");
  text("Press any key to see its keyCode", 60, 20);
  text("The name of the key pressed", 70, 60);

  textSize(52);
  fill("red");

  // Show the key that is recently pressed
  text(key, 170, 120);
  textSize(18);
  fill("black");
  
  text("The keyCode of the key pressed", 60, 160);
  textSize(52);
  fill("red");

  // Show the key code of the key that is
  // recently pressed
  text(keyCode, 160, 220);
}