2023-03-04 10:41:08 +08:00 
										
									 
								 
							 
							
								
							 
							
								 
							
							
								## Relevant Articles
  
						 
					
						
							
								
							 
							
								
							 
							
								 
							
							
								-  [Copying All Keys and Values From One Hashmap Onto Another Without Replacing Existing Keys and Values ](https://www.baeldung.com/java-copy-hashmap-no-changes ) 
						 
					
						
							
								
									
										
										
										
											2023-06-02 08:31:53 +08:00 
										
									 
								 
							 
							
								
									
										 
								
							 
							
								 
							
							
								-  [Convert Hashmap to JSON Object in Java ](https://www.baeldung.com/java-convert-hashmap-to-json-object ) 
						 
					
						
							
								
									
										
										
										
											2023-06-08 23:03:13 +08:00 
										
									 
								 
							 
							
								
									
										 
								
							 
							
								 
							
							
								-  [Converting Map<String, Object> to Map<String, String> in Java ](https://www.baeldung.com/java-converting-map-string-object-to-string-string ) 
						 
					
						
							
								
									
										
										
										
											2023-06-08 23:30:21 +08:00 
										
									 
								 
							 
							
								
									
										 
								
							 
							
								 
							
							
								-  [Converting Object To Map in Java ](https://www.baeldung.com/java-convert-object-to-map ) 
						 
					
						
							
								
									
										
										
										
											2023-07-26 16:00:14 +08:00 
										
									 
								 
							 
							
								
									
										 
								
							 
							
								 
							
							
								-  [Difference Between Map.clear() and Instantiating a New Map ](https://www.baeldung.com/java-map-clear-vs-new-map ) 
						 
					
						
							
								
									
										
										
										
											2023-07-26 16:07:48 +08:00 
										
									 
								 
							 
							
								
									
										 
								
							 
							
								 
							
							
								-  [Converting JsonNode Object to Map ](https://www.baeldung.com/jackson-jsonnode-map ) 
						 
					
						
							
								
									
										
										
										
											2023-08-02 21:30:25 +08:00 
										
									 
								 
							 
							
								
									
										 
								
							 
							
								 
							
							
								-  [How to Modify a Key in a HashMap? ](https://www.baeldung.com/java-hashmap-modify-key ) 
						 
					
						
							
								
									
										
										
										
											2023-08-09 20:22:23 +08:00 
										
									 
								 
							 
							
								
									
										 
								
							 
							
								 
							
							
								-  [Converting String or String Array to Map in Java ](https://www.baeldung.com/java-convert-string-to-map ) 
						 
					
						
							
								
									
										
										
										
											2023-08-19 08:54:26 +08:00 
										
									 
								 
							 
							
								
									
										 
								
							 
							
								 
							
							
								-  [Sorting Java Map in Descending Order ](https://www.baeldung.com/java-sort-map-descending ) 
						 
					
						
							
								
									
										
										
										
											2023-10-20 21:35:24 +08:00 
										
									 
								 
							 
							
								
									
										 
								
							 
							
								 
							
							
								-  [Convert HashMap.toString() to HashMap in Java ](https://www.baeldung.com/hashmap-from-tostring ) 
						 
					
						
							
								
									
										
										
										
											2023-12-26 21:15:47 +02:00 
										
									 
								 
							 
							
								
									
										 
								
							 
							
								 
							
							
								-  More articles: [[< --  prev ]](/ core-java-modules / core-java-collections-maps-5 )[[ next  -- > ]](/core-java-modules/core-java-collections-maps-7)