Account
package com.hanqi.test;
public class Account {
private String zhanghao;private double yve;
Account (String z,double c)
{
zhanghao=z;
yve+=c;
}
Account (String z)
{
zhanghao=z;
}
void cunkuan(double c)
{
yve+=c;
System.out.println("存款："+c);
}
boolean qukuan(double q)
{
if(q<=yve)
{
yve-=q;
System.out.println("取款："+q);
return true;
}
else
{
System.out.println("余額不足");
return false;
}
}
double getYve()
{
return yve;
}
void Show()
{
System.out.println(zhanghao);
System.out.println(yve);
}
}
主類
package com.hanqi.test;
public class Bank {
public static void main(String[] args) {
Account a=new Account("11234564811231",5000);
a.cunkuan(200);
a.qukuan(3000);
a.qukuan(3000);
a.getYve();
a.Show();
}
}
存款：200.0
取款：3000.0
余額不足
11234564811231
2200.0