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 vote166 views3 answers
HashMap to Pojo
Java
0 vote218 views1 answer
Junit check class type
Java
1 vote207 views1 answer
Data java
Java
0 vote180 views1 answer
Convert two bytes to int java
Java
2 votes169 views1 answer
Java difference ++i and i++ loop
Java
6 votes166 views2 answers
Java.lang.NoClassDefFoundError: Could not initialize class org.codehaus.groovy.vmplugin.v7.Java7
Java
1 vote176 views1 answer
Puissance java
Java
2 votes183 views1 answer
Springboot starter jpa
Java Spring
0 vote227 views1 answer
Error: Could not find or load main class -Djava.library.path=.home.hdoop.hadoop-3.3.0.lib.native
Java
1 vote163 views1 answer
Java random Double between
Java