# Set and TreeSet : Set « Collections Data Structure « Java

- Java
- Collections Data Structure
- Set

Set and TreeSet

**import** java.util.*;
**public** **class** Comp {
**public** **static** **void** main (String args[]) **throws** Exception {
String elements[] = {"Irish Setter", "Poodle",
"English Setter", "Gordon Setter", "Pug"};
Set set = **new** TreeSet(Collections.reverseOrder());
**for** (**int** i=0, n=elements.length; i<n; i++) {
set.add(elements[i]);
}
System.out.println(set);
System.out.println(((TreeSet)set).comparator());
}
}

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30. | Converts a char array to a Set | | |

31. | Converts a string to a Set | | |

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