Java 8 map foreach

Java foreach map

map.forEach((k, v) -> System.out.printf( " %s : %d \n" , k,v) );

Foreach map java

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

Source: stackoverflow.com

Java 8 map foreach

public void iterateUsingStreamAPI(Map<String, Integer> map) {
    map.entrySet().stream()
      // ...
      .forEach(e -> System.out.println(e.getKey() + ":" + e.getValue()));
}

Source: baeldung.com

Java 8 map foreach

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

Source: baeldung.com

Java 8 map foreach

public void iterateUsingLambda(Map<String, Integer> map) {
    map.forEach((k, v) -> System.out.println((k + ":" + v)));
}

Source: baeldung.com

Java 8 map foreach

public void iterateUsingIteratorAndEntry(Map<String, Integer> map) {
    Iterator<Map.Entry<String, Integer>> iterator = map.entrySet().iterator();
    while (iterator.hasNext()) {
        Map.Entry<String, Integer> entry = iterator.next();
        System.out.println(entry.getKey() + ":" + entry.getValue());
    }
}

Source: baeldung.com

Similar codes

0 vote228 views1 answer
Press enter in robot java
Java
0 vote235 views1 answer
Sealed interface java codegrepper
Java
47 votes309 views5 answers
How to delete last char in string java
Java
0 vote215 views1 answer
Why the fuck java suck
Java
7 votes256 views3 answers
Java measure execution time
Java
3 votes241 views1 answer
Spring bean xml configuration
Java
12 votes221 views3 answers
Public static void main(string args)
Java
0 vote237 views1 answer
Java non blocking notifier
Java
-1 vote229 views1 answer
Directory size java
Java
32 votes257 views6 answers
Bootstrap alert
Java