三角构造器

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三角构造器

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package com.atguigu.exer1;

public class TriAngleTest
{
	public static void main(String[] args)
	{
		TriAngle t1 = new TriAngle();
		t1.setBase(2.0);
		t1.setHeight(2.4);
		System.out.println("base :"+t1.getBase()+"height"+t1.getHeight());
		
		TriAngle t2 = new TriAngle(5.1,5.6);
		System.out.println("base :"+t2.getBase()+"height"+t2.getHeight());
	}
}

package com.atguigu.exer1;
/*
 * 编写两个类，TriAngle和TriAngle Test， 其中TriAngle类中声明私有的地边长base和高height，同时声明公共方法访问私有变量。
 * 此外，提供类必要的构造器，另一个类中使用这些公开的方法，计算三角形的面积
 */
public class TriAngle
{
	//底边长
	private double base;	
	//高
	private double height;
	
	public TriAngle() {
		
	}
	//构造器
	public TriAngle(double b , double h) {
		base = b;
		height = h;
	}
	
	public void setBase(double b) {
		base = b;
	}
	public double getBase() {
		return base;
	}
	public void setHeight(double h) {
		height = h;
	}
	public double getHeight() {
		return height;
	}
	
}