how to get multiple integer input in java

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how to get multiple integer input in java

To get multiple integer inputs from the user in Java, you can use the Scanner class to read the input from the command line. The Scanner class provides methods to parse the input and extract the integer values.

Here's an example of how you can get multiple integer inputs from the user in Java:

import java.util.Scanner;

// ...

Scanner scanner = new Scanner(System.in);

System.out.print("Enter the first number: ");
int num1 = scanner.nextInt();

System.out.print("Enter the second number: ");
int num2 = scanner.nextInt();

System.out.print("Enter the third number: ");
int num3 = scanner.nextInt();

In this example, the scanner object is a Scanner instance that reads the input from the command line. The nextInt() method is used to read and parse the input as an integer.

It's important to note that the nextInt() method throws a InputMismatchException if the input is not a valid integer. You should handle this exception appropriately in your code.

You can also use the hasNextInt() method to check if the input has a valid integer before calling the nextInt() method.

Created Time:2017-11-01 20:42:55  Author:lautturi