public class StringExample {
  public static  void main(String [] args) {
    char [] charSequence = { 'H','e','l','l','o',' ','W','o','r','l','d','!' };
    String str1 = new String(charSequence);
    String str2 = new String(charSequence, 0, 5);
    String str3 = new String(charSequence, 6, 5);
    System.out.println("str1: " + str1);
    System.out.println("str2: " + str2);
    System.out.println("str3: " + str3);
  }
}