js创建对象

it2024-04-18  47

js创建对象的三种方式 <!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>创建对象</title> <script type="text/javascript"> //方式1 var obj = new Object(); obj.name = "111"; //方式2 var obj2 = { name:"333" }; //方式3 function Person(name){ this.name = name; } var b1 = new Person("111"); // instanceof 判断对象实例是否属于某个对象 console.log(b1 instanceof Person) </script> </head> <body> </body> </html>
最新回复(0)