js物件導向編程,一個完整原型的繼承例子

來源:互聯網
上載者:User



/* 基類*/var Person = {  name: 'default name',  getName: function() {    return this.name;  }};

公用方法

function clone(object) {    function F() {}    F.prototype = object;    return new F;}

/* 子類1*/var reader = clone(Person);alert(reader.getName()); // This will output 'default name'.reader.name = 'John Smith';alert(reader.getName()); // This will now output 'John Smith'./* 子類1*/var Author = clone(Person);Author.books = []; // Default value.Author.getBooks = function() {  return this.books;}

var author = [];/* 定義執行個體*/author[0] = clone(Author);author[0].name = 'Dustin Diaz';author[0].books = ['JavaScript Design Patterns'];author[1] = clone(Author);author[1].name = 'Ross Harmes';author[1].books = ['JavaScript Design Patterns'];author[1].getName();author[1].getBooks();


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