Answers for "is there dictionary in java"

3

built dictionary in java

import java.util.*;

class My_Dictionary 
{
	public static void main(String[] args)
	{
		// creating a My HashTable Dictionary
		Hashtable<String, String> my_dict = new Hashtable<String, String>();

    // Using a few dictionary Class methods
		// using put method
		my_dict.put("01", "Apple");
		my_dict.put("10", "Banana");
		
		// using get() method
    System.out.println("\nValue at key = 10 : " + my_dict.get("10")); 
    System.out.println("Value at key = 11 : " + my_dict.get("11"));
		
		// using isEmpty() method
    System.out.println("\nIs my dictionary empty? : " + my_dict.isEmpty() + "\n");
		
		// using remove() method 
		// remove value at key 10
    my_dict.remove("10");
    System.out.println("Checking if the removed value exists: " + my_dict.get("10")); 
    System.out.println("\nSize of my_dict : " + my_dict.size()); 
	}
}
Posted by: Guest on January-14-2021
5

dictionary in java

Map<String, String> map = new HashMap<String, String>();
map.put("dog", "type of animal");
System.out.println(map.get("dog"));
Posted by: Guest on May-19-2020

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