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

4 votes120 views1 answer
Connect sql server to xampp
Java Spring
0 vote134 views1 answer
Flutter webview plugin background transparent
Java
11 votes128 views1 answer
Exception in thread "main" java.lang.indexoutofboundsexception: index 1 out of bounds for length 1
Java
-1 vote115 views1 answer
How to generate color codes in java
Java
-1 vote120 views2 answers
How to disable the cors in spring boot
Java
1 vote111 views1 answer
Flutterwave bvn api
Java
0 vote113 views1 answer
No such file or directory: 'h1.txt'
Java
1 vote108 views2 answers
Java yesterday date
Java
1 vote106 views1 answer
Java sort arraylist of arraylist
Java
3 votes130 views2 answers
Int to byte calculator
Java