aardio_类继承面向对象继承父类抽象类

// @Author  : popy32

// @Contact : 74o5o27o8#qq.com

// @File    : ootest.aardio

// @Comment : 面向对象继承



// 父类抽象类

class Shape {

    area = function(){}

    perimeter = function(){}

}



// 子类实例化

class Rectangle {

    ctor(length, width, ...) {

        //调用父类的构造函数

        this = ..Shape(...);

        this.length = length;

        this.width = width;

    }

    area = function(){

        return this.length * this.width;

    }

    perimeter = function(){

        return (this.length + this.width) * 2;

    }

}



// 子类实例化

class Circle {

    ctor(radius , ...) {

        //调用父类的构造函数

        this = ..Shape(...);

        this.radius  = radius ;

    }

    area = function(){

        return this.radius  * this.radius * ..math.pi;

    }

    perimeter = function(){

        return 2 * this.radius * ..math.pi;;

    }

}



if (owner == null) {

    import console; 

    console.setTitle("面向对象测试");

    console.log("单元测试(Unit Test)");

    /*

    创建类的实例,并调用类的方法

    */

    var rectangle = Rectangle(10, 15);

    var circle = Circle(12.5);



    console.log("rectangle.area()", rectangle.area() );

    console.log("rectangle.perimeter()", rectangle.perimeter() );

    console.log("circle.area()", circle.area() );

    console.log("circle.perimeter()", circle.perimeter() );

    console.pause(true);

}