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public class BankAccountDemo {
public static void main(String[] args) {
System.out.println("====== 开始运行测试程序 ======\n");
BankAccount myAccount = new BankAccount("CN-888", "王五");
myAccount.deposit(5000.0);
myAccount.deposit(2000.0);
System.out.println("当前户主: " + myAccount.getOwnerName());
System.out.println("当前余额: $" + myAccount.getBalance());
myAccount.withdraw(1000.0);
myAccount.withdraw(100000.0);
myAccount.withdraw(-500.0);
System.out.println("最终余额: $" + myAccount.getBalance());
BankAccount friendAccount = new BankAccount("CN-999", "赵六");
friendAccount.deposit(100.0);
System.out.println("王五的余额: $" + myAccount.getBalance());
System.out.println("赵六的余额: $" + friendAccount.getBalance());
System.out.println("\n====== 测试程序结束 ======");
}
}