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Learning practice: comprehensive application of cycle and branch structure (II)

2022-07-01 09:12:00 【ICErain0201】

Bank ATM User operating system demo
requirement ： Execute the corresponding account opening according to the user's input 、 deposit 、 Change the password and other operations , Repeatable operation , Input 0 sign out
、

package homework2;

import java.util.Scanner;
/**
 *  Bank ATM operation demo
 *  Required ：switch、do while
 * @author ICErain
 *
 */

public class Test1 {

	public static void main(String[] args) {
		Scanner input = new Scanner(System.in);
		int num ;
//		 use do while  Statement executes multiple operations of the user 
		do {
			System.out.println("====================================================");
			System.out.println("=================== Welcome to use ATM System ===================");
			System.out.println("1. Accounts  2. deposit  3. Withdraw money  4. Transfer accounts  5. Check the balance  6. Change Password  0. sign out ");
			System.out.println("====================================================");
			num = input.nextInt();
			// use switch Branches perform different user actions 
			switch (num) {
			case 1:
				System.out.println(" Perform account opening operation ");
				break;
			case 2:
				System.out.println(" Perform deposit operation ");
				break;
			case 3:
				System.out.println(" Perform the withdrawal operation ");
				break;
			case 4:
				System.out.println(" Perform transfer operations ");
				break;
			case 5:
				System.out.println(" To query the balance ");
				break;
			case 6:
				System.out.println(" Perform password modification ");
				break;
			case 0:
				break;
			default:
				System.out.println(" Please re-enter the correct number ");

			}
		} while (num!=0);
		
			System.out.println(" exit from application program , Welcome to use next time ");

	}

}