JavaScript继承

一、基于prototype原型

function Person(name){
    this.name = name;
}
Person.prototype.eat="food";
function Student(name,eat){
    Person.apply(this, arguments);
}
Student.prototype = new Person();
var s1 = new Student("王大", "food");
console.log(s1.name);
console.log(s1.eat);

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