Java API Tutorial - Java Scanner.hasNextInt(int radix)

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Syntax

Scanner.hasNextInt(int radix) has the following syntax.

public boolean hasNextInt(int radix)

Example

In the following code shows how to use Scanner.hasNextInt(int radix) method.

//from w  w  w. j a  v a2  s . c o  m
import java.util.Scanner;

public class Main {

   public static void main(String[] args) {

      String s = "java2s.com 1 + 1 = 2.0 ";

      Scanner scanner = new Scanner(s);

      while (scanner.hasNext()) {
         // check if the scanner's next token is an int with a radix of 4
         System.out.println(scanner.hasNextInt(4));


         System.out.println(scanner.next());
      }
      scanner.close();
   }
}

The code above generates the following result.

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