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- <!DOCTYPE html>
- <html lang="en">
- <head>
- <meta charset="UTF-8">
- <meta name="viewport" content="width=device-width, initial-scale=1.0">
- <title>Document</title>
- </head>
- <body>
- <script>
- /**
- * 原型式继承
- * 实现:直接创建新对象 让现有对象为新对象的原型 Object.create()
- * 优点:
- * 不需要构造函数 不需要new
- * 适用于普通对象之间的继续
- * 缺点:
- * 共享实例 一个发生改变则全部改变
- * 无法像父对象传参
- */
- let Father = {
- name: "图图",
- age: 3,
- list: ["吃饭", "睡觉", "打豆豆"],
- say() {
- console.log("hello");
- }
- }
- let Child = Object.create(Father);
- let Child1 = Object.create(Father);
- Child.sex = '男';
- Child.list.push("玩耍");
- console.log(Child, 'child')
- console.log(Child1, 'child1')
- </script>
- </body>
- </html>
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