1 namespace meng{ 2     export class Student{ 3         private _name; 4         private _age; 5         private _gender; 6          7         constructor(name,age,gender){ 8             this._name=name; 9             this._age=age;10             this._gender=gender;11         }12 13         get name() {14             return this._name;15         }16 17         set name(value) {18             this._name = value;19         }20 21         get age() {22             return this._age;23         }24 25         set age(value) {26             this._age = value;27         }28 29         get gender() {30             return this._gender;31         }32 33         sayHelloToMeng(){34             console.log(this.name+"hello meng");35         }36     }37 }38     

1 (function () {2     3     var stu= new meng.Student("Tom",34,"female");4     stu.sayHelloToMeng();5     6     7 })();