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import java.util.EnumMap; public class EnumMapContainsKeyExample2 { // create an enum public enum Days { Monday, Tuesday, Wednesday, Thursday }; public static void main(String[] args) { //create and populate enum map EnumMap
map = new EnumMap
(Days.class); map.put(Days.Monday,"1"); map.put(Days.Tuesday,"2"); map.put(Days.Wednesday,"3"); map.put(Days.Thursday,"4"); System.out.println(map); boolean contains = map.containsKey(Days.Tuesday); System.out.println("Days.Tuesday has a mapping: "+contains); contains = map.containsKey(Days. Thursday); System.out.println("Days.Thursday has a mapping: "+contains); } }
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