1 var Animal =
function() {};
2
3 Animal.prototype.breath =
function() {
4 console.log('breath'
);
5 };
6
7 var Dog =
function() {};
8
9 //Dog继承了Animal
10 Dog.prototype =
new Animal;
11
12 Dog.prototype.wag =
function() {
13 console.log('wag tail'
);
14 };
15
16 var dog =
new Dog;
17 dog.wag();
18 dog.breath();
//继承的属性
日志: wag tail 日志: breath
转载于:https://www.cnblogs.com/qzsonline/archive/2012/07/23/2604805.html
