/* String to split. */
      String str = "Robert King";

      String[] temp;

     String delimiter = " ";



    temp = str.split(delimiter);
    String name = temp[0];
    String surname = temp[1];

String fullname = "Robert King";
String[] names = fullname.split(" ", 1); // "1" means stop splitting after one space
String firstName = names[0];
String lastName = names[1];

String firstName = fullName.split(" ")[0];
String lastName = fullName.split(" ")[1];