Get entrySet from hashtable in java

We can use entrySet() method get all key-value pairs from hashtable in java. It returns a Set object with all key-value pairs.

Syntax:

hashtable.entrySet();

Example:

package com.w3spoint;
 
import java.util.Hashtable;
import java.util.Map.Entry;
import java.util.Set;
 
public class Test {
  public static void main(String args[]){
	//Create Hashtable object.
	Hashtable<String, String> hashtable = new Hashtable<String, String>();
	//Add objects to the Hashtable.
	hashtable.put("1", "Jai");
	hashtable.put("2", "Mahesh");
	hashtable.put("3","Vivek");
        System.out.println(hashtable);
        Set<Entry<String, String>> entries = hashtable.entrySet();
        for(Entry<String,String> entry:entries){
            System.out.println(entry.getKey()+" - "+entry.getValue());
        }
  }
}

Output

{3=Vivek, 2=Mahesh, 1=Jai}
3 - Vivek
2 - Mahesh
1 - Jai
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