玩转codecademy （二）

 1 // create your Animal class here
 2 function Animal(name,numLegs){
 3     this.name=name,
 4     this.numLegs=numLegs
 5     }
 6 // create the sayName method for Animal
 7 Animal.prototype.sayName=function(){
 8     console.log("Hi my name is"+" "+prototype.name);
 9     }
10 
11 // provided code to test above constructor and method
12 var penguin = new Animal("Captain Cook", 2);
13 penguin.sayName();
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原文地址：https://www.cnblogs.com/tyen0921/p/3732680.html