了解对象的prototype来自哪里
function Dog(name) {
this.name = name;
}
let beagle = new Dog("Snoopy");
// Add your code below this line
Dog.prototype.isPrototypeOf(beagle);
//返回true 温馨提示
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确定
function Dog(name) {
this.name = name;
}
let beagle = new Dog("Snoopy");
// Add your code below this line
Dog.prototype.isPrototypeOf(beagle);
//返回true