Source Code : Scan the content of a hashtable

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Scan the content of a hashtable

     

import java.util.Enumeration;
import java.util.Hashtable;

public class Main {
  public static void main(String args[]) {
    Hashtable<String,String> hash = new Hashtable<String,String>();
    hash.put("1","one");
    hash.put("2","two");
    hash.put("3","three");
    
    
    Enumeration keys = hash.keys();
    while (keys.hasMoreElements()) {
      Object key = keys.nextElement();
      Object value = hash.get(key);
      
      System.out.println(key+" : "+value);
    }
  }
}

   
    
    
    
    
  

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