// strings/SplitDemo.java
// (c)2017 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://OnJava8.com for more book information.
import java.util.regex.*;
import java.util.*;

public class SplitDemo {
  public static void main(String[] args) {
    String input =
      "This!!unusual use!!of exclamation!!points";
    System.out.println(Arrays.toString(
      Pattern.compile("!!").split(input)));
    // Only do the first three:
    System.out.println(Arrays.toString(
      Pattern.compile("!!").split(input, 3)));
  }
}
/* Output:
[This, unusual use, of exclamation, points]
[This, unusual use, of exclamation!!points]
*/