does key repeats in hashmap

Grumpy Gorilla answered on April 12, 2021 Popularity 8/10 Helpfulness 4/10

answer does key repeats in hashmap

related No Duplicate Key on HashMap

does key repeats in hashmap

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HashMap does not allow duplicate keys however it allows to have duplicate values. HashSet permits to have a single null value. HashMap permits single null key and any number of null values.

Popularity 8/10 Helpfulness 4/10 Language typescript

Source: Grepper

Tags: hashmap key typescript

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Contributed on Apr 12 2021

Grumpy Gorilla

0 Answers Avg Quality 2/10

Closely Related Answers

No Duplicate Key on HashMap

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-1

import java.util.*;  
public class hashmapeg2{  
 public static void main(String args[]){  
   HashMap<Integer,String> map=new HashMap<Integer,String>();//Creating HashMap    
   map.put(1,"Cat");  //Put elements in Map  
   map.put(2,"Dog");    
   map.put(3,"Markhor");   
   map.put(4,"Peacock");   
   map.put(1,"Leopard");
       
   System.out.println("Iterating Hashmap...");  
   for(Map.Entry m : map.entrySet()){    
    System.out.println(m.getKey()+" "+m.getValue());    
   }  
}  
}

Popularity 9/10 Helpfulness 2/10 Language java

Source: softhunt.net

Tags: hashmap

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Contributed on May 10 2022

Outrageous Ostrich

0 Answers Avg Quality 2/10

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does key repeats in hashmap

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