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  • java实验四——测试梯形类

    package hello;
    
    public class TestTixing {
    
        public static void main(String[] args) {
            // TODO Auto-generated method stub
            Tixing t1=new Tixing(10,20,10);
            System.out.println(t1.upper+" "+t1.lower+" "+t1.high);
            System.out.println(t1.getArea());
            System.out.println(t1.toString());
            t1.setHigh(100);
            System.out.println(t1.toString());
            Tixing t2=new Tixing(20,40,20);
            System.out.println(t2.toString());
            t2=t1;
            System.out.println(t2.toString());
            System.out.println(t1.toString());
            t1.setHigh(50);
            System.out.println(t2.toString());
            System.out.println(t1.toString());
        }
    
    }
    class Tixing {
        
        double upper,lower,high;
        
        public Tixing() {
        }
        
        public Tixing(double upper, double lower, double high) {
            this.upper = upper;
            this.lower = lower;
            this.high = high;
        }
        
        public double getUpper() {
            return upper;
        }
        
        public void setUpper(double upper) {
            this.upper = upper;
        }
        
        public double getLower() {
            return lower;
        }
        
        public void setLower(double lower) {
            this.lower = lower;
        }
        
        public double getHigh() {
            return high;
        }
        
        public void setHigh(double high) {
            this.high = high;
        }
        
        public double getArea(){
            return (upper+lower)*high/2;
        }
        
        public String toString() {
            return "Tixing [upper=" + upper + ", lower=" + lower + ", high=" + high    + "]";
        }
        
    }

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  • 原文地址:https://www.cnblogs.com/caiyishuai/p/9783349.html
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