📄 newfeaturehashmap.java
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package ex;import java.util.HashMap;import java.util.Iterator;public class NewFeatureHashMap { public static void main(String[] args) { HashMap<String, Integer> hm = new HashMap<String, Integer>(); hm.put("abc", new Integer(111)); hm.put("def", new Integer(222)); Iterator<String> it = hm.keySet().iterator(); while (it.hasNext()) { String strKey = it.next(); int iValue = hm.get(strKey).intValue(); System.out.println(strKey + "," + iValue); } } }
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