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- var __extends = (this && this.__extends) || (function () {
- var extendStatics = function (d, b) {
- extendStatics = Object.setPrototypeOf ||
- ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
- function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
- return extendStatics(d, b);
- };
- return function (d, b) {
- if (typeof b !== "function" && b !== null)
- throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
- extendStatics(d, b);
- function __() { this.constructor = d; }
- d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
- };
- })();
- //修饰符:主要是描述类中成员(属性,构造函数,方法)的可访问性
- //public 修饰符 类中成员默认的修饰符 代表的公共的任何位置都可以访问类当中的成员
- //private 修饰符 类中成员如果使用这个修饰符 外部成员无法访问这个数据 子类也无法访问
- //protected 修饰符 类中成员如果使用这个修饰符 外部无法访问数据 子类可以访问数据
- (function () {
- //定义一个类
- var Person = /** @class */ (function () {
- // public name: string
- // private name: string
- // protected name:string
- function Person(name) {
- this.name = name;
- }
- Person.prototype.eat = function () {
- console.log('我是eat方法', this.name);
- };
- return Person;
- }());
- //定义一个子类
- var Student = /** @class */ (function (_super) {
- __extends(Student, _super);
- function Student(name) {
- return _super.call(this, name) || this;
- }
- Student.prototype.play = function () {
- console.log('我是play方法', this.name);
- };
- return Student;
- }(Person));
- var per = new Person('小红');
- console.log(per.name);
- })();
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