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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;  
  4. class TestCollection13{  
  5.  public static void main(String args[]){  
  6.   HashMap<Integer,String> hm=new HashMap<Integer,String>();  
  7.   hm.put(100,"Amit");  
  8.   hm.put(101,"Vijay");  
  9.   hm.put(102,"Rahul");
  10.   hm.put(102,"dahul");
  11.   hm.remove(100);
  12.   for(Map.Entry m:hm.entrySet()){  
  13.    System.out.println(m.getKey()+" "+m.getValue());  
  14.   }  
  15.  }  
  16. }
Success #stdin #stdout 0.04s 4386816KB
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101 Vijay
102 dahul
https://ideone.com/TxkhVT
language:
Java (HotSpot 12)
created:
6 years ago
visibility:
public

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