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 | key |
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Examples | // Click on the window to give it focus // and press the 'B' key void draw() { if(keyPressed) { if (key == 'b' || key == 'B') { fill(0); } } else { fill(255); } rect(25, 25, 50, 50); } |
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Description | The system variable key always contains the value of the most recently pressed key on the keyboard. For detecting the arrow keys, the keyCode variable is set to either UP, DOWN, LEFT, or RIGHT. | ||
Syntax | key |
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Parameters | |||
Usage | Web & Application | ||
Related | keyPressed keyCode keyPressed() keyReleased() |