<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title></title> </head> <body> <script> function Student(name, age, sex) { this.name = name; this.age = age; this.sex = sex; } //简单的原型写法 Student.prototype = { //手动修改构造器的指向 constructor: Student, height: 188, width: 55, study: function () { return this.name + "在学习"; }, eat: function () { return this.name + "在吃饭"; } }; var stu = new Student("Andy", 18, "男"); console.log(stu.study()); console.log(stu.eat()); console.dir(stu); console.dir(Student); //注意需要手动修改构造器的指向 </script> </body> </html>
JS高级----------------->原型简单的写法（注意手动修改构造器的指向）
原文：https://www.cnblogs.com/cuilichao/p/9527581.html