Print elements in map java

Print map java

map.forEach((key, value) -> System.out.println(key + ":" + value));

Source: stackoverflow.com

Print elements in map java

// Java 8 - Collection.iterator() + Iterator.forEachRemaining()
        map.keySet().iterator()
                .forEachRemaining(System.out::println);

Print map in java

Map<String, Integer> map = new HashMap<>();
map.put("a", 1);
map.put("b", 2);
System.out.println(Arrays.asList(map)); // method 1
System.out.println(Collections.singletonList(map)); // method 2

Source: stackoverflow.com

Similar codes

0 vote197 views2 answers
Filtering objects in django templates
TypeScript
0 vote228 views2 answers
Get key of enum typescript
TypeScript
0 vote220 views1 answer
How to align text inside an li to its center
TypeScript
-1 vote257 views1 answer
Add three dots to text css
TypeScript
1 vote200 views1 answer
Unity lists number of
TypeScript
0 vote205 views1 answer
How to choose automation over manual testing
TypeScript
2 votes199 views2 answers
How to input elements in list in python using for loop
TypeScript
1 vote222 views1 answer
What does a test have
TypeScript
7 votes211 views4 answers
Array in typescript
TypeScript
4 votes183 views2 answers
Unity rigidbody constraints unfreeze
TypeScript