CodePen

HTML

            
              
            
          
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↑ Insert the most common viewport meta tag

CSS

            
              
            
          
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JS

            
              function Panda(){
  this.a = [1,2,3];
}
Panda.prototype.b = [5,6,7];
var p1 = new Panda(),
    p2;

p2 = Object.create(p1);
console.log(p2 instanceof Panda);
p2.a.push(4);
p2.b.push(8);
console.log(p1.a); // [1,2,3,4]
console.log(p1.b); // [5,6,7,8]
console.log(Object.getPrototypeOf(p1))
console.log(Object.getPrototypeOf(p2))

            
          
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