Answered by : gonalo

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

Source : https://stackoverflow.com/questions/36782231/printing-a-java-map-mapstring-object-how | Last Update : Thu, 18 Jun 20

Answered by : dangerous-dog-nxv4lh2kpiss

for (Map.Entry<String, Object> entry : map.entrySet()) { System.out.println(entry.getKey() + ":" + entry.getValue().toString());
}

Source : https://nullorempty.org/questions/36782231/Printing-a-java-map-MapltString-Objectgt--How | Last Update : Sat, 05 Mar 22

Answered by : careful-cockroach-550u9q9i0xke

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 : https://stackoverflow.com/questions/5920135/printing-hashmap-in-java | Last Update : Tue, 27 Oct 20

Answered by : helpful-hamerkop-gwr7x4p72djc

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

Source : | Last Update : Sat, 09 May 20