舞台: 画布存为图像

saveCanvas()

function setup(){
  createCanvas(100,100);
  background('#ff0000');
  saveCanvas('myCanvas', 'jpg');
};

舞台区显示的画布内容如下：

Save the current canvas as an image. The browser will either save the file immediately, or prompt the user with a dialogue window.

saveCanvas(selectedCanvas, [filename], [extension])

saveCanvas([filename], [extension])

selectedCanvas

p5.Element|HTMLCanvasElement:
a variable representing a specific html5 canvas (optional)
filename

String: (Optional)
extension

String:
'jpg' or 'png'
(Optional)