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js面向对象编程,一个完整的继承例子

时间:2014-04-02 14:39:58      阅读:519      评论:0      收藏:0      [点我收藏+]



父类

function Person(name) {
  this.name = name;
}

Person.prototype.getName = function() {
  return this.name;
}

公共方法:

function extend(subClass, superClass) {
  var F = function() {};
  F.prototype = superClass.prototype;
  subClass.prototype = new F();
  subClass.prototype.constructor = subClass;

  subClass.superclass = superClass.prototype;
  if(superClass.prototype.constructor == Object.prototype.constructor) {
    superClass.prototype.constructor = superClass;
  }
}

子类:

function Author(name, books) {
  Author.superclass.constructor.call(this, name);
  this.books = books;
}
extend(Author, Person);

Author.prototype.getBooks = function() {
  return this.books;
};

Author.prototype.getName = function() {
  var name = Author.superclass.getName.call(this);
  return name + ‘, Author of ‘ + this.getBooks().join(‘, ‘);
};


js面向对象编程,一个完整的继承例子,布布扣,bubuko.com

js面向对象编程,一个完整的继承例子

原文:http://blog.csdn.net/xuexiaodong009/article/details/21095145

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