SOURCE

console 命令行工具 X clear 

                    

                        
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console

            
function setup(){
      createCanvas(200,200);
      background(255);

}

function draw(){
    let d=dist(mouseX,mouseY,pmouseX,pmouseY);
    strokeWeight(20-d);
    line(mouseX,mouseY,pmouseX,pmouseY);
   
    
  
   
}

            
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