Remove all values from Java HashMap example

      

import java.util.HashMap;

public class Main {
  public static void main(String[] args) {
    HashMap<String,String> hMap = new HashMap<String,String>();

    hMap.put("1", "One");
    hMap.put("2", "Two");
    hMap.put("3", "Three");

    hMap.clear();
    System.out.println(hMap.size());
  }
}

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Remove all values from Java HashMap example : HashMap « Collections Data Structure « Java

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