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 vote327 views1 answer
Not working npx react-native init MyApp --template react-native-template-typescript
TypeScript
0 vote318 views4 answers
Craeting a method that can take any number of arguments in python
TypeScript
0 vote379 views1 answer
10 digit mobile number validation pattern in javascript
TypeScript
6 votes364 views1 answer
Angular forkjoin
TypeScript
1 vote285 views1 answer
Npx run ts file
TypeScript
6 votes320 views2 answers
How to print 4 digits after decimal in c++
TypeScript
0 vote293 views1 answer
Coldfusion check if key exists and not empty
TypeScript
-1 vote302 views1 answer
Lua table to string
TypeScript
0 vote324 views1 answer
Stripe create customer
TypeScript
0 vote392 views1 answer
Allowsyntheticdefaultimports angular
TypeScript