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  1.  
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. class MyHashMapClear {
  8.     public static void main(String a[]){
  9.         HashMap<String, String> hm = new HashMap<String, String>();
  10.         hm.put("first", "FIRST INSERTED");
  11.         hm.put("second", "SECOND INSERTED");
  12.         hm.put("third","THIRD INSERTED");
  13.         System.out.println("My HashMap content:");
  14.         System.out.println(hm);
  15.         System.out.println("Clearing HashMap:");
  16.         hm.clear();
  17.         System.out.println("Content After clear:");
  18.         System.out.println(hm);
  19.     }
  20. }
Success #stdin #stdout 0.05s 4386816KB
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stdin
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Standard input is empty
stdout
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My HashMap content:
{third=THIRD INSERTED, first=FIRST INSERTED, second=SECOND INSERTED}
Clearing HashMap:
Content After clear:
{}
https://ideone.com/tMgYlk
language:
Java (HotSpot 12)
created:
7 years ago
visibility:
secret

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