Question

use java program, create a class with conditions below.

1. asking user to type int number

2.you have to receive it use next String (not next int)

3.use try catch , if user input is not int, ask them to retype int number. (have to print out message that said only type int number)

Answer 1

Note: Could you plz go through this code and let me know if u need any changes in this.Thank You
=================================

// ReadInteger.java

import java.util.Scanner;

public class ReadInteger {

   public static void main(String[] args) {
       int num;
       /*
       * Creating an Scanner class object which is used to get the inputs
       * entered by the user
       */
       Scanner sc = new Scanner(System.in);

       while (true) {
           try {
               // Getting the input entered by the user
               System.out.print("Enter Integer :");
               String str = sc.next();
               num = Integer.parseInt(str);
               break;

           } catch (Exception e) {
               System.out.println("** Must be an integer **");
               continue;
           }
       }

       System.out.println("Integer :" + num);

   }

}

==========================

output:

Enter Integer :hello
** Must be an integer **
Enter Integer :56.6
** Must be an integer **
Enter Integer :67
Integer :67

=====================Could you plz rate me well.Thank You