people 0919

package liu0919;

public class People
{
	private double height;// 身高
	private String name;// 名字
	private int age;//年龄
	private String sex;//性别

	//成员方法
	public double getHeight() {
		return height;
	}
	public void setHeight(double height) {
		this.height = height;
	}
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	public int getAge() {
		return age;
	}
	public void setAge(int age) {
		this.age = age;
	}
	public String getSex() {
		return sex;
	}
	public void setSex(String sex) {
		this.sex = sex;
	}

	public String xingwei(String xw)
	{
		return xw;
	}
	public int Jia(int a,int b)
	{
		return a+b;
	}
	public String Gaiming(String gm)
	{
		return gm;
	}
}

　　

package liu0919;

public class Cishi_people {

	public static void main(String[] args) {
		People pe=new People();
		pe.setName("张三");
		System.out.println("姓名是："+pe.getName());

		pe.setSex("男");
		System.out.println("性别是："+pe.getSex());

		pe.setAge(18);
		System.out.println("年龄是："+pe.getAge());

		pe.setHeight(1.80);
		System.out.println("身高是："+pe.getHeight());

		System.out.println("说出："+pe.xingwei("你好！"));

		System.out.println("23+45="+pe.Jia(23, 45));

		System.out.println("姓名改为："+pe.Gaiming("李四"));

	}

}