子类对象名.__proto__=父类对象名;
var use={
name:'岳不群',
age:123,
ff:function () {
console.log(this.name+'在跑步');
}
};
var niao={
fei:function () {
console.log(this.name+'在飞');
}
};
var liyunlong={
name: '李云龙'
};
liyunlong.__proto__=niao;
子类对象名.__proto__=父类对象名;
var use={
name:'岳不群',
age:123,
ff:function () {
console.log(this.name+'在跑步');
}
};
var niao={
fei:function () {
console.log(this.name+'在飞');
}
};
var liyunlong={
name: '李云龙'
};
liyunlong.__proto__=niao;