// strings/ScannerDelimiter.java
import java.util.*;

public class ScannerDelimiter {
  public static void main(String[] args) {
    Scanner scanner = new Scanner("12, 42, 78, 99, 42");
    scanner.useDelimiter("\\s*,\\s*");
    while(scanner.hasNextInt())
      System.out.println(scanner.nextInt());
  }
}
/* Output:
12
42
78
99
42
*/