面向对象原型继承
js面向对象区别
类:模板
对象:具体的实例
在js中
1 <!DOCTYPE html> 2 <html lang="en"> 3 <head> 4 <meta charset="UTF-8"> 5 <title>Title</title> 6 7 <script> 8 var user = { 9 name: "wty", 10 age: 3, 11 run: function () { 12 console.log(this.name+ "run..."); 13 } 14 }; 15 16 var user2 = { 17 name: "asd" 18 }; 19 // user2的原型是user 20 user2.__proto__= user; //前后双下划线 21 22 </script> 23 </head> 24 <body> 25 26 </body> 27 </html>